markets

WAMP
Hungarian design market, takes place once every month on Erzsébet square. They also do parties.
http://www.wamp.hu/en/

Ecseri flea market
Excellent stuff there - lots of nice furniture, but also old cameras and film equipment - quite cheap. wouldn't recommend shopping for clothes - they're crap.
take bus 55 or 56 from Boraros square to Fiume (takes about 20 minutes)
Nagykorösi ut 156