Where do I enter a referral/bonus code? Solutions December 20, 2013 21:01 Updated Bonus or referral codes can be input for extra points when you first register your CheckPoints account. Note that you cannot input a bonus code at any other time except when you first create your account. Related articles How do I redeem for a prize? I did not get credit for an offer. I'm having trouble registering an account. Receipt Scanning 101 When do I receive my Toolbar, Mall, and Search Points? Comments 0 comments Article is closed for comments.