Refer friends to join Pi Network
Pi is a new digital currency developed by Stanford PhDs, with over 10 million members worldwide. To claim your Pi, follow this link https://minepi.com/DavidHastingd and use my username (DavidHastingd) as your invitation code.
Pi is a new digital currency being developed by a group of Stanford PhDs. For a limited time, you can join the beta to earn Pi and help grow
Come join my team need members the more to your team the more you mine simple check in once a day that's it 😉












