The secondhand computer parts market can come with a lack of guarantees or assurances about what you are getting.

This stuff is used, but that's better than the only other way you'll ever see these prices, which is out of a bad person's car trunk. Tran Computer is good, and it makes good on its guarantees.

But it is possibly more aggressive in reselling its refurbished tech in its thrift store. While Empower dabbles a bit with vintage computers, they’re an entire category for Free Geek.