you earn 5% from the ref but with the registration code each one for an additional bonus.you accumulate points from a minimum of 1 to a maximum of 200 per click after watching mini videos or publicity, at the arrival of 1500 points you you can withdraw with the e-mail you used to register and it must be the same as the first coinbase. you can get there early, for the second withdrawal you have to wait for the third day to request it. I am attaching my first proof of withdrawal, for those interested here is the registration link with attached codes https://play.google.com/store/apps/details?id=com.bfast.bfree