Are you a good fighter? You could go up to someone, say, "listen...you pay me $50 and I won't beat you with 12 graphing calculators and a ASCII-Dump printer...k?"
I'm sure you could find a couple people willing to fork out the cash. You could even up your price if you wanted to REALLY mean.
OR...
eBay does wonders, but that's being reasonable...and well, that's boring.