Follow these steps.
1. Download Zynga Texas Holdem Poker on you Android/iOS device/ open Zynga Poker.
2. Login with Facebook or any other type of account. (Guest/Zynga account)
3. Click on the Settings Icon and chose a REDEEM option.
4. Copy the code and paste, or just type it with Qwerty keyboard.
5. Code is XPCRVPI
6. Won 150.000.000.000 chips