before cleaning up code
Modified GPSLocator to real-time current speed
Revised phoneNumber to 3-3-4 format

- Also silenced phone ringer
- But voice call notification not being read-out, especially after SMS
notification(s) have been read-out prior
Refined GPS speed use case
Added Toast Reminder to turn GPS ON/OFF
Final changes -with modified activity_main.xml Layout
Final project - uploaded to gitHub Repository