How much can I sell a used PSP 2000 for?

I have a limited edition star wars renegade squadron white psp 2000 that I don't play with anymore. Can I sell it to gamestop without its packaging box, and for how much?

I have a PSP 2000, otherwise known as the 2000 slim, and I have been trying to find a skin for it. However, it seems like absolutely nowhere sells them for the 2000! I have seen many for the PSP 1000, which I know is completely different from the 20...

NOTE: I posted this in online games and the playstation category. I never played online and only used the memory stick. Also, this PSP was won at an auction and does not have a bill of sale and is not registered. Can anyone get personal info. off my...

I've been trying to find a component cable for my psp however all i seem to find are component cables for the 2000. Can i still use that one on the 3000?

How much money can I get for cashing in a gently used PSP, at a place like Gamestop. Where should I sell said PSP?

It is in extreamly good condition. PsP 1000. Barely used, screen has no scratches and absolutly no damage whatsoever, anywhere on the psp.

I have a new barely used no scratched PSP, i don't know how much i spent for it so how much can i sell it for?

if so how much do they sell for? i need a memory stick cheap because im low on cash and the psp didnt come with one.