A cool feature of theirs is also:
They continuously have sales and other promotional events such as special coupons, discount codes etc.
Unlike any other digital retailer, our customers can trade-in their digitally downloaded games for credit in their account and this credit can then be used for new purchases. We have some very clever patent-protected technology that allows only us to do this.
If you're a CAG like me you'd be looking for the best deals around, their referral system awards us both $2 store credit if you sign up with this link:
It stacks with games already on sale so right now you can get stuff like Darksiders and Metro 2033 for just $3! (even less if you use a recent promo code).
So, what are you waiting for