Nearest (good) currency exchange

The nearest good exchange is on the corner of Ferenciek tere at Petőfi Sándor utca 3. Turn left when you exit the building, then right onto Duna utca. Cross Kossuth Lajos utca to the left and enter Petőfi Sándor utca. The exchange will be on your right.
You can find the current rates here:
Exchange rates