U can use those points to register for some tournaments when ur in the tournament lobby and click on register u have the option to either use cash or points i ve even seen its sometimes possible to use a combination of cash and points.
u also get rewards points just go on theyr website and click on bigbet rewards in the lower left corner sign in with ur e-mail and ur password and u see how many rewards points u got !!!! u can redeem them for cash t shirts or for theyr sweepstakes where u can win 25 bucks or entry into the sunday 50k guaranteed