There are some decent values for some older and newer titles. Can be worth it. Basically if it trades for $5 and above you'll get $5+trade value. There are some decent values.
It’s not listed on anything online, and the employees are clueless as well. Just go in and do it ,that’s what worked for me. In my case I said I wanted to preorder Spider-Man 2 and it worked. That’s all I got for ya