Out Of Place Digit

Got a twenty with an out of place 2. Save or spend?

http://www.msnusers.com/preciousfriday/shoebox.msnw

that error is pretty minor and is not amongst those listed in the charlton guide so it's your call. try checking on ebay or with a dealer. if i could afford to keep it, i'd probably keep it. i think error notes are pretty rare so tolerance might be pretty fine.