diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index b218c22..63445fc 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -158,4 +158,59 @@
     <string name="pebble_datasource_summary">Pebble Datasource Preferences</string>
     <string name="basic_settings_summary">Basic Settings</string>
     <string name="general_settings_title">General</string>
+    <string name="log_alarms_summary">Log Alarm events to SD Card</string>
+    <string name="log_alarms_title">Log Alarm events to SD Card</string>
+    <string name="log_data_summary">Log Data to SD Card Regularly</string>
+    <string name="log_data_title">Log Data to SD Card</string>
+    <string name="log_data_remote_summary">Log Data to Central OpenSeizureDetector Database</string>
+    <string name="log_data_remote_title">Log Data Remotely</string>
+    <string name="log_data_remote_mobile_summary">Use mobile internet to log remote data</string>
+    <string name="log_data_remote_mobile_title">Use Mobile Internet</string>
+    <string name="remote_uname_title">Username for remote data logging.</string>
+    <string name="remote_uname_summary">Remote Username</string>
+    <string name="remote_passwd_summary">Password for remote data logging.</string>
+    <string name="remote_passwd_title">Remote Password</string>
+    <string name="wearer_id_summary">Wearer ID</string>
+    <string name="wearer_id_title">Wearer ID of the person wearing the watch (from OSD Web API)</string>
+    <string name="remote_url_summary">URL for remote data logging.</string>
+    <string name="remote_url_title">Remote URL</string>
+    <string name="prevent_sleep_summary">Prevent the screen from blanking while the application is running.</string>
+    <string name="prevent_sleep_title">Prevent the screen from blanking.</string>
+    <string name="data_update_period_title">Display Update Period (ms).</string>
+    <string name="auto_start_summary">Auto Start App on Boot</string>
+    <string name="auto_start_title">Auto Start App on Boot</string>
+    <string name="app_version_summary">App Version Number - used to decide whether to display the welcome message or not.</string>
+    <string name="app_version_title">App Version Number</string>
+    <string name="latch_alarms_summary">Require manual reset of alarms to reset them to silence them.</string>
+    <string name="latch_alarms_title">Latch Alarms</string>
+    <string name="latch_timer_period_title">Latch Alarm Timer Duration (sec)</string>
+    <string name="latch_timer_period_summary">Duration in seconds that alarms will initiate for before being silenced automatically.</string>
+    <string name="enable_audible_alarm_summary">Issue an audible alarm if the seizure detector enters an alarm condition.</string>
+    <string name="enable_audible_alarm_title">Enable Audible Alarm</string>
+    <string name="enable_audible_warning_summary">Issue an audible alarm if the seizure detector enters a warning (pre-alarm) condition.</string>
+    <string name="enable_audible_warning_title">Enable Audible Warnings</string>
+    <string name="enable_audible_fault_summary">Issue an audible alarm if the system detects a fault (e.g. can not talk to Pebble).</string>
+    <string name="enable_audible_fault_title">Enable Audible System FaultWarnings</string>
+    <string name="fault_timer_period_title">Fault Timer Duration (sec)</string>
+    <string name="fault_timer_period_summary">Duration that fault alarms are muted before initiating.</string>
+    <string name="use_mp3_alarm_summary">Play an MP3 file to create the alarm beeps rather than using the default tone generator.</string>
+    <string name="use_mp3_alarm_title">Use MP3 Alarm Sound</string>
+    <string name="enable_sms_alarm_summary">Issue a SMS (Text Message) alarm if the seizure detector enters an alarm condition. NOTE: THE MESSAGE WILL INCLUDE THE USER\'s LOCATION. Disable this option if sharing your location is a concern.</string>
+    <string name="enable_sms_alarm_title">Enable SMS Alarm</string>
+    <string name="sms_numbers_summary">Telephone number(s) to notify by SMS of Alarm (comma separated).</string>
+    <string name="sms_numbers_title">SMS Alarm numbers</string>
+    <string name="sms_message_summary">Message to be Sent by SMS when a Seizure is Detected.</string>
+    <string name="sms_message_title">SMS Message</string>
+    <string name="server_ip_summary">IP Address of OpenSeizureDetector Server (e.g. 192.168.1.175).</string>
+    <string name="server_ip_title">Server IP Address.</string>
+    <string name="network_update_period_summary">Period between server data requests in miliseconds.</string>
+    <string name="network_update_period_title">Data Update Period (ms)</string>
+    <string name="connection_timeout_title">Connection Timeout Period (ms)</string>
+    <string name="read_timeout_summary" />
+    <string name="read_timeout_title">Read Timeout Period (ms)</string>
+    <string name="ble_device_settings_title">BLE Device Settings</string>
+    <string name="ble_mac_addr_title">Device Address</string>
+    <string name="ble_device_name_summary">Name of BLE Data Source Device</string>
+    <string name="ble_device_name_title">Device Address</string>
+    <string name="user_interface_settings_title">User Interface Settings</string>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f8a9d38..c564e68 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -158,4 +158,64 @@
     <string name="network_datasource_title">Network Datasource</string>
     <string name="network_datasource_summary">Network Datasource Preferences</string>
     <string name="pebble_datasource_title">Pebble Datasource</string>
+    <string name="select_datasource_title">Select Data Source</string>
+    <string name="select_datasource_summary">Select the seizure detector data source to use.</string>
+    <string name="log_alarms_summary">Log Alarm events to SD Card</string>
+    <string name="log_alarms_title">Log Alarm events to SD Card</string>
+    <string name="log_data_summary">Log Data to SD Card Regularly</string>
+    <string name="log_data_title">Log Data to SD Card</string>
+    <string name="log_data_remote_summary">Log Data to Central OpenSeizureDetector Database</string>
+    <string name="log_data_remote_title">Log Data Remotely</string>
+    <string name="log_data_remote_mobile_summary">Use mobile internet to log remote data</string>
+    <string name="log_data_remote_mobile_title">Use Mobile Internet</string>
+    <string name="remote_uname_title">Username for remote data logging.</string>
+    <string name="remote_uname_summary">Remote Username</string>
+    <string name="remote_passwd_summary">Password for remote data logging.</string>
+    <string name="remote_passwd_title">Remote Password</string>
+    <string name="wearer_id_summary">Wearer ID</string>
+    <string name="wearer_id_title">Wearer ID of the person wearing the watch (from OSD Web API)</string>
+    <string name="remote_url_summary">URL for remote data logging.</string>
+    <string name="remote_url_title">Remote URL</string>
+    <string name="prevent_sleep_summary">Prevent the screen from blanking while the application is running.</string>
+    <string name="prevent_sleep_title">Prevent the screen from blanking.</string>
+    <string name="data_update_period_summary">Display update period in miliseconds.</string>
+    <string name="data_update_period_title">Display Update Period (ms).</string>
+    <string name="auto_start_summary">Auto Start App on Boot</string>
+    <string name="auto_start_title">Auto Start App on Boot</string>
+    <string name="app_version_summary">App Version Number - used to decide whether to display the welcome message or not.</string>
+    <string name="app_version_title">App Version Number</string>
+    <string name="latch_alarms_summary">Require manual reset of alarms to reset them to silence them.</string>
+    <string name="latch_alarms_title">Latch Alarms</string>
+    <string name="latch_timer_period_title">Latch Alarm Timer Duration (sec)</string>
+    <string name="latch_timer_period_summary">Duration in seconds that alarms will initiate for before being silenced automatically.</string>
+    <string name="enable_audible_alarm_summary">Issue an audible alarm if the seizure detector enters an alarm condition.</string>
+    <string name="enable_audible_alarm_title">Enable Audible Alarm</string>
+    <string name="enable_audible_warning_summary">Issue an audible alarm if the seizure detector enters a warning (pre-alarm) condition.</string>
+    <string name="enable_audible_warning_title">Enable Audible Warnings</string>
+    <string name="enable_audible_fault_summary">Issue an audible alarm if the system detects a fault (e.g. can not talk to Pebble).</string>
+    <string name="enable_audible_fault_title">Enable Audible System FaultWarnings</string>
+    <string name="fault_timer_period_title">Fault Timer Duration (sec)</string>
+    <string name="fault_timer_period_summary">Duration that fault alarms are muted before initiating.</string>
+    <string name="use_mp3_alarm_summary">Play an MP3 file to create the alarm beeps rather than using the default tone generator.</string>
+    <string name="use_mp3_alarm_title">Use MP3 Alarm Sound</string>
+    <string name="enable_sms_alarm_summary">Issue a SMS (Text Message) alarm if the seizure detector enters an alarm condition. NOTE: THE MESSAGE WILL INCLUDE THE USER\'s LOCATION. Disable this option if sharing your location is a concern.</string>
+    <string name="enable_sms_alarm_title">Enable SMS Alarm</string>
+    <string name="sms_numbers_summary">Telephone number(s) to notify by SMS of Alarm (comma separated).</string>
+    <string name="sms_numbers_title">SMS Alarm numbers</string>
+    <string name="sms_message_summary">Message to be Sent by SMS when a Seizure is Detected.</string>
+    <string name="sms_message_title">SMS Message</string>
+    <string name="server_ip_summary">IP Address of OpenSeizureDetector Server (e.g. 192.168.1.175).</string>
+    <string name="server_ip_title">Server IP Address.</string>
+    <string name="network_update_period_summary">Period between server data requests in miliseconds.</string>
+    <string name="network_update_period_title">Data Update Period (ms)</string>
+    <string name="connection_timeout_summary" />
+    <string name="connection_timeout_title">Connection Timeout Period (ms)</string>
+    <string name="read_timeout_summary" />
+    <string name="read_timeout_title">Read Timeout Period (ms)</string>
+    <string name="ble_device_settings_title">BLE Device Settings</string>
+    <string name="ble_mac_addr_summary">MAC Address of BLE Data Source Device</string>
+    <string name="ble_mac_addr_title">Device Address</string>
+    <string name="ble_device_name_summary">Name of BLE Data Source Device</string>
+    <string name="ble_device_name_title">Device Address</string>
+    <string name="user_interface_settings_title">User Interface Settings</string>
 </resources>
diff --git a/app/src/main/res/xml/alarm_prefs.xml b/app/src/main/res/xml/alarm_prefs.xml
index 1f0b7ed..d2d3998 100644
--- a/app/src/main/res/xml/alarm_prefs.xml
+++ b/app/src/main/res/xml/alarm_prefs.xml
@@ -4,12 +4,12 @@
         <CheckBoxPreference
             android:defaultValue="false"
             android:key="LatchAlarms"
-            android:summary="Require manual reset of alarms to reset them to silence them."
-            android:title="Latch Alarms" />
+            android:summary="@string/latch_alarms_summary"
+            android:title="@string/latch_alarms_title" />
         <EditTextPreference
             android:key="LatchAlarmTimerPeriod"
-            android:title="Latch Alarm Timer Duration (sec)"
-            android:summary="Duration in seconds that alarms will initiate for before being silenced automatically."
+            android:title="@string/latch_timer_period_title"
+            android:summary="@string/latch_timer_period_summary"
             android:numeric="integer"
             android:defaultValue="10" />
 
@@ -18,29 +18,29 @@
         <CheckBoxPreference
             android:defaultValue="true"
             android:key="AudibleAlarm"
-            android:summary="Issue an audible alarm if the seizure detector enters an alarm condition."
-            android:title="Enable Audible Alarm" />
+            android:summary="@string/enable_audible_alarm_summary"
+            android:title="@string/enable_audible_alarm_title" />
         <CheckBoxPreference
             android:defaultValue="true"
             android:key="AudibleWarning"
-            android:summary="Issue an audible alarm if the seizure detector enters a warning (pre-alarm) condition."
-            android:title="Enable Audible Warnings" />
+            android:summary="@string/enable_audible_warning_summary"
+            android:title="@string/enable_audible_warning_title" />
         <CheckBoxPreference
             android:defaultValue="true"
             android:key="AudibleFaultWarning"
-            android:summary="Issue an audible alarm if the system detects a fault (e.g. can not talk to Pebble)."
-            android:title="Enable Audible System FaultWarnings" />
+            android:summary="@string/enable_audible_fault_summary"
+            android:title="@string/enable_audible_fault_title" />
         <EditTextPreference
             android:key="FaultTimerPeriod"
-            android:title="Fault Timer Duration (sec)"
-            android:summary="Duration that fault alarms are muted before initiating."
+            android:title="@string/fault_timer_period_title"
+            android:summary="@string/fault_timer_period_summary"
             android:numeric="integer"
             android:defaultValue="30" />
         <CheckBoxPreference
             android:defaultValue="false"
             android:key="UseMp3Alarm"
-            android:summary="Play an MP3 file to create the alarm beeps rather than using the default tone generator."
-            android:title="Use MP3 Alarm Sound" />
+            android:summary="@string/use_mp3_alarm_summary"
+            android:title="@string/use_mp3_alarm_title" />
 
     </PreferenceCategory>
 
@@ -48,20 +48,20 @@
         <CheckBoxPreference
             android:defaultValue="false"
             android:key="SMSAlarm"
-            android:summary="Issue a SMS (Text Message) alarm if the seizure detector enters an alarm condition.  NOTE: THE MESSAGE WILL INCLUDE THE USER's LOCATION.  Disable this option if sharing your location is a concern."
-            android:title="Enable SMS Alarm" />
+            android:summary="@string/enable_sms_alarm_summary"
+            android:title="@string/enable_sms_alarm_title" />
         <EditTextPreference
             android:defaultValue=""
             android:key="SMSNumbers"
-            android:summary="Telephone number(s) to notify by SMS of Alarm (comma separated)."
-            android:title="SMS Alarm numbers" />
+            android:summary="@string/sms_numbers_summary"
+            android:title="@string/sms_numbers_title" />
         <EditTextPreference
             android:defaultValue="**SEIZURE DETECTED**"
             android:key="SMSMsg"
-            android:summary="Message to be Sent by SMS when a Seizure is Detected."
-            android:title="SMS Message" />
+            android:summary="@string/sms_message_summary"
+            android:title="@string/sms_message_title" />
     </PreferenceCategory>
-
+<!--
     <PreferenceCategory android:title="Phone Call Alarm Settings">
         <CheckBoxPreference
             android:defaultValue="false"
@@ -69,17 +69,17 @@
             android:summary="Dial the Carer(s) phone number(s) as well as sending SMS alerts.   It requests an external application (OpenSeizureDetector Dialler) to make the phone calls to the same numbers as are set for SMS alerts above"
             android:title="Enable Phone Call Alarm" />
     </PreferenceCategory>
-
+-->
     <PreferenceCategory android:title="Alarm Logging">
         <CheckBoxPreference
             android:defaultValue="true"
             android:key="LogAlarms"
-            android:summary="Log Alarm events to SD Card"
-            android:title="Log Alarm events to SD Card" />
+            android:summary="@string/log_alarms_summary"
+            android:title="@string/log_alarms_title" />
         <CheckBoxPreference
             android:defaultValue="false"
             android:key="LogData"
-            android:summary="Log Data to SD Card Regularly"
-            android:title="Log Data to SD Card" />
+            android:summary="@string/log_data_summary"
+            android:title="@string/log_data_title"/>
     </PreferenceCategory>
 </PreferenceScreen>
diff --git a/app/src/main/res/xml/camera_prefs.xml b/app/src/main/res/xml/camera_prefs.xml
deleted file mode 100644
index c047d49..0000000
--- a/app/src/main/res/xml/camera_prefs.xml
+++ /dev/null
@@ -1,47 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
-    <CheckBoxPreference
-        android:defaultValue="true"
-        android:key="UseIpCamera"
-        android:summary=""
-        android:title="Use IP Camera to show images" />
-    <EditTextPreference
-        android:defaultValue="192.168.1.25"
-        android:key="CameraIp"
-        android:summary="IP Address of the IP Camera (e.g. 192.168.1.175)."
-        android:title="Camera IP Address." />
-    <EditTextPreference
-        android:defaultValue="0"
-        android:key="CameraCmdSet"
-        android:numeric="integer"
-        android:summary="Camera Command Set Number (0=mjpeg,1=h264)"
-        android:title="Camera Command Set Number" />
-    <EditTextPreference
-        android:defaultValue="guest"
-        android:key="CameraUname"
-        android:summary=""
-        android:title="Camera User Name" />
-    <EditTextPreference
-        android:defaultValue="guest"
-        android:key="CameraPasswd"
-        android:summary=""
-        android:title="Camera User Password" />
-    <EditTextPreference
-        android:defaultValue="2000"
-        android:key="DataUpdatePeriod"
-        android:numeric="integer"
-        android:summary="Period between server data requests in miliseconds."
-        android:title="Data Update Period (ms)" />
-    <EditTextPreference
-        android:defaultValue="2000"
-        android:key="ConnTimeout"
-        android:numeric="integer"
-        android:summary=""
-        android:title="Connection Timeout (ms)" />
-    <EditTextPreference
-        android:defaultValue="2000"
-        android:key="SoTimeout"
-        android:numeric="integer"
-        android:summary=""
-        android:title="So Timeout (ms)" />
-</PreferenceScreen>
\ No newline at end of file
diff --git a/app/src/main/res/xml/general_prefs.xml b/app/src/main/res/xml/general_prefs.xml
index 4191d7b..42fb8c3 100644
--- a/app/src/main/res/xml/general_prefs.xml
+++ b/app/src/main/res/xml/general_prefs.xml
@@ -2,12 +2,12 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
     <ListPreference
         android:key="DataSource"
-        android:title="Select Data Source"
-        android:summary="Select the seizure detector data source to use."
+        android:title="@string/select_datasource_title"
+        android:summary="@string/select_datasource_summary"
         android:entries="@array/datasource_list"
         android:entryValues="@array/datasource_list_values"
         android:defaultValue="Garmin"
-        android:dialogTitle="Select Data Source" />
+        android:dialogTitle="@string/select_datasource_title" />
     <Preference
         android:key="SelectBLEDevice"
         android:title="@string/select_ble_device_title"
@@ -17,67 +17,67 @@
     <CheckBoxPreference
         android:defaultValue="true"
         android:key="LogAlarms"
-        android:summary="Log Alarm events to SD Card"
-        android:title="Log Alarm events to SD Card" />
+        android:summary="@string/log_alarms_summary"
+        android:title="@string/log_alarms_title" />
     <CheckBoxPreference
         android:defaultValue="true"
         android:key="LogData"
-        android:summary="Log Data to SD Card Regularly"
-        android:title="Log Data to SD Card" />
+        android:summary="@string/log_data_summary"
+        android:title="@string/log_data_title" />
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="LogDataRemote"
-        android:summary="Log Data to Central OpenSeizureDetector Database"
-        android:title="Log Data Remotely" />
+        android:summary="@string/log_data_remote_summary"
+        android:title="@string/log_data_remote_title" />
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="LogDataRemoteMobile"
-        android:summary="Use mobile internet to log remote data"
-        android:title="Use Mobile Internet" />
+        android:summary="@string/log_data_remote_mobile_summary"
+        android:title="@string/log_data_remote_mobile_title" />
     <EditTextPreference
         android:defaultValue="user_name"
         android:key="OSDUname"
-        android:summary="Username for remote data logging."
-        android:title="Remote Username" />
+        android:title="@string/remote_uname_title"
+        android:summary="@string/remote_uname_summary" />
     <EditTextPreference
         android:defaultValue="password"
         android:key="OSDPasswd"
-        android:summary="Password for remote data logging."
-        android:title="Remote Password" />
+        android:summary="@string/remote_passwd_summary"
+        android:title="@string/remote_passwd_title" />
     <EditTextPreference
         android:defaultValue="0"
         android:key="OSDWearerId"
-        android:summary="Wearer ID"
-        android:title="Wearer ID of the person wearing the watch (from OSD Web API)" />
+        android:summary="@string/wearer_id_summary"
+        android:title="@string/wearer_id_title" />
 
     <EditTextPreference
         android:defaultValue="http://openseizuredetector.org.uk/webApi/"
         android:key="OSDUrl"
-        android:summary="URL for remote data logging."
-        android:title="Remote URL" />
+        android:summary="@string/remote_url_summary"
+        android:title="@string/remote_url_title" />
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="PreventSleep"
-        android:summary="Prevent the screen from blanking while the application is running."
-        android:title="Prevent the screen from blanking." />
+        android:summary="@string/prevent_sleep_summary"
+        android:title="@string/prevent_sleep_title" />
     <EditTextPreference
         android:defaultValue="1000"
         android:key="UpdatePeriod"
-        android:summary="Display update period in miliseconds."
-        android:title="Display Update Period (ms)." />
+        android:summary="@string/data_update_period_summary"
+        android:title="@string/data_update_period_title" />
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="AutoStart"
-        android:summary="Auto Start App on Boot"
-        android:title="Auto Start App on Boot"
+        android:summary="@string/auto_start_summary"
+        android:title="@string/auto_start_title"
         android:enabled="true"
         />
 
     <EditTextPreference
         android:defaultValue=""
         android:key="AppVersionName"
-        android:summary="App Version Number - used to decide whether to display the welcome message or not."
-        android:title="App Version Number" />
+        android:summary="@string/app_version_summary"
+        android:title="@string/app_version_title" />
 <!--
     <CheckBoxPreference
         android:defaultValue="false"
diff --git a/app/src/main/res/xml/logmanager_prefs.xml b/app/src/main/res/xml/logmanager_prefs.xml
index f1d0f8f..6684436 100644
--- a/app/src/main/res/xml/logmanager_prefs.xml
+++ b/app/src/main/res/xml/logmanager_prefs.xml
@@ -3,48 +3,48 @@
     <EditTextPreference
         android:defaultValue="https://osd.dynu.net/"
         android:key="serverUrl"
-        android:title="Server URL"
-        android:summary="URL of OpenSeizureDetector Data Log Server"
+        android:title="@string/remote_url_title"
+        android:summary="@string/remote_url_summary"
         />
     <CheckBoxPreference
         android:defaultValue="true"
         android:key="LogToServer"
-        android:summary="Log Data to OpenSeizureDetector Server"
-        android:title="Log to Server" />
+        android:summary="@string/log_data_remote_summary"
+        android:title="@string/log_data_remote_title" />
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="UploadOverMobileNetwork"
-        android:summary="Upload Data when using Mobile Network"
-        android:title="Use Mobile Network" />
+        android:summary="@string/UseMobileSummary"
+        android:title="@string/UseMobileTitle" />
     <EditTextPreference
         android:defaultValue="password"
         android:key="OSDPasswd"
-        android:summary="Password for remote data logging."
-        android:title="Remote Password" />
+        android:summary="@string/remote_passwd_summary"
+        android:title="@string/remote_passwd_title" />
 
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="PreventSleep"
-        android:summary="Prevent the screen from blanking while the application is running."
-        android:title="Prevent the screen from blanking." />
+        android:summary="@string/prevent_sleep_summary"
+        android:title="@string/prevent_sleep_title" />
     <EditTextPreference
         android:defaultValue="1000"
         android:key="UpdatePeriod"
-        android:summary="Display update period in miliseconds."
-        android:title="Display Update Period (ms)." />
+        android:summary="@string/data_update_period_summary"
+        android:title="@string/data_update_period_title" />
     <CheckBoxPreference
         android:defaultValue="false"
         android:key="AutoStart"
-        android:summary="Auto Start App on Boot"
-        android:title="Auto Start App on Boot"
+        android:summary="@string/auto_start_summary"
+        android:title="@string/auto_start_title"
         android:enabled="true"
         />
 
     <EditTextPreference
         android:defaultValue=""
         android:key="AppVersionName"
-        android:summary="App Version Number - used to decide whether to display the welcome message or not."
-        android:title="App Version Number" />
+        android:summary="@string/app_version_summary"
+        android:title="@string/app_version_title" />
 <!--
     <CheckBoxPreference
         android:defaultValue="false"
diff --git a/app/src/main/res/xml/network_datasource_prefs.xml b/app/src/main/res/xml/network_datasource_prefs.xml
index 9ccc76a..c20da79 100644
--- a/app/src/main/res/xml/network_datasource_prefs.xml
+++ b/app/src/main/res/xml/network_datasource_prefs.xml
@@ -3,24 +3,24 @@
     <EditTextPreference
         android:defaultValue="192.168.1.175"
         android:key="ServerIP"
-        android:summary="IP Address of OpenSeizureDetector Server (e.g. 192.168.1.175)."
-        android:title="Server IP Address." />
+        android:summary="@string/server_ip_summary"
+        android:title="@string/server_ip_title" />
     <EditTextPreference
         android:defaultValue="2000"
         android:key="DataUpdatePeriod"
         android:numeric="integer"
-        android:summary="Period between server data requests in miliseconds."
-        android:title="Data Update Period (ms)" />
+        android:summary="@string/network_update_period_summary"
+        android:title="@string/network_update_period_title" />
     <EditTextPreference
         android:defaultValue="5000"
         android:key="ConnectTimeoutPeriod"
         android:numeric="integer"
-        android:summary=""
-        android:title="Connection Timeout Period (ms)" />
+        android:summary="@string/connection_timeout_summary"
+        android:title="@string/connection_timeout_title" />
     <EditTextPreference
         android:defaultValue="5000"
         android:key="ReadTimeoutPeriod"
         android:numeric="integer"
-        android:summary=""
-        android:title="Read Timeout Period (ms)" />
+        android:summary="@string/read_timeout_summary"
+        android:title="@string/read_timeout_title" />
 </PreferenceScreen>
\ No newline at end of file
diff --git a/app/src/main/res/xml/network_passive_datasource_prefs.xml b/app/src/main/res/xml/network_passive_datasource_prefs.xml
index 4c58eee..827b149 100644
--- a/app/src/main/res/xml/network_passive_datasource_prefs.xml
+++ b/app/src/main/res/xml/network_passive_datasource_prefs.xml
@@ -1,18 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?><!-- The ListPreference data is defined in pebble_datasource_values.xml -->
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
-    <PreferenceCategory android:title="BLE Device Settings">
+    <PreferenceCategory android:title="@string/ble_device_settings_title">
         <EditTextPreference
             android:defaultValue=""
             android:key="BLE_Device_Addr"
-            android:summary="MAC Address of BLE Data Source Device"
-            android:title="Device Address" />
+            android:summary="@string/ble_mac_addr_summary"
+            android:title="@string/ble_mac_addr_title" />
         <EditTextPreference
             android:defaultValue=""
             android:key="BLE_Device_Name"
-            android:summary="Name of BLE Data Source Device"
-            android:title="Device Address" />
+            android:summary="@string/ble_device_name_summary"
+            android:title="@string/ble_device_name_title" />
     </PreferenceCategory>
-    <PreferenceCategory android:title="User Interface Settings">
+    <PreferenceCategory android:title="@string/user_interface_settings_title">
         <EditTextPreference
             android:defaultValue="5"
             android:key="PebbleUpdatePeriod"