Possibly Helpful Tutorials - adamthill/Todo GitHub Wiki

A intro-level guide to Git: http://rogerdudler.github.io/git-guide/

ListView Checkbox Example: http://www.mysamplecode.com/2012/07/android-listview-checkbox-example.html

Creating a background service using IntentService: http://javatechig.com/android/creating-a-background-service-in-android