Well, Klaustrophobia, your first and second mistakes were thinking of bestbuy and gamestop, two notoriously unfriendly traders. What you'll want to use is Ebay or Amazon.
For ebay, you can sell and ship yourself as long as you have paypal, a printer, and a post office close enough. More work, but best return.
Amazon also has a trade-in program:
https://www.amazon.com/gp/tradein/popovers/render-popover.html?ie=UTF8&name=howToTradeInIt seems like it requires the same, except an Amazon account instead of paypal.
Can't help with the boots thing.
EDIT: Seriously, though, $4??? There are no situations where a functioning thing should be that little. Truly nuts. Even for a "good" condition, the online estimator says it's only $25. Pirates and thieves the lot of them!