Android Backup
Good instructions here
theandroidsoul.com article How to Backup Apps and Data without Root using Helium Android App
youtube xdadevelopers - Helium Backup without Root – Must Have App Review
youtube xdadevelopers - Helium vs Titanium Backup – Backup App Showdown!
youtube Techsloth - Helium Premium Android Backup App Review
lifehacker.com article How to Upgrade to a New Android Phone and Take Everything with You