Police are asking anyone who may have bought a television from a van in Tesco car park in Warwick Road, Carlisle, on Saturday (January 23) to come forward.
They may also have bought a TV in the days leading up to this. Anybody approached by a man trying to sell them televisions in this area is also asked to come forward.
A spokesperson from Cumbria Police said:
"Officers are investigating alleged fraud by false representation. Two men have been arrested in connection with the inquiry and bailed.