Earn Points via Referrals!!! 

Refer Users and Earn EXP!

Invite your friends and earn exp!

All you have to do is to send them your referral link:

http://html5gogames.com/register/?ref=username

Change the username to your account’s username.

If user has successfully registered, you will earn an exp reward!

 

Source: HTML5GOGAMES | Referral System