- when the app is active after each call,you can make the notes regarding that call
- in the recieve SMS page the activity will be ready to recieve the SMS and the same will be displayed through the toast
- to read contacts
- to read sms
- add functionality to save the notes and view them later on
- add feature to turn on/off the after call notes feature(can be implemented using permanent intent filter written in manifest file and then storing a SharedPrefernce file corresponding to the current state).