Pi is a new digital currency developed by Stanford PhDs, with over 7 million members worldwide. It is yet to be launched but currently in phase 2/3 in the launching process, so mine now while the offer last. 
Stanford university graduates built yahoo and google and now working on pi

Download pi network from playstore use my username abdulgmusa as your invitation code.

Ensure that you verify your phone number or Facebook for your mining to be valid. You can verify your phone number or Facebook by click in at the hamburger menu icon at the top left> profile> Verify phone number> manual verification>send the code to the US number there in the app. Or you can still verify through Facebook.

Login everyday and click at mine(at a zigzag sign). You can also interact with admin in the in-app group chat. 

Start today because free mining by newbies will soon end. In 2005 bitcoin miner were thought to be foolish but today they are millionaires. 

Invitation code abdulgmusa