The auction of the Banksy painting "Slave Labour" is due to get under way at a Miami auction house.
The work is estimated to make between $500,000-$700,000 by Fine Art Auctions Miami.
It is the 6th lot of 117 items up for auction.
Locals in Harringay have been protesting against the sale of a Banksy which was taken from the wall of Poundland in Wood Green.
It appears graffiti artist Banksy has had the final word after a piece of his artwork was ripped from a wall in a London street.
A Banksy mural, which was removed from a London wall, has appeared for sale at a Miami auction house, with bids starting at $400,000.