Originally Posted by gmw
See the recent "BookBaby experiences" thread for discussion there about the fact that BookBaby does not withhold tax or require an ITIN (but they do require that you pay for their services).
If you distribute via BookBaby and include Amazon in the outlets where your books will appear, you can still get Amazon's 70% royalty deal. This means that it's really down to how many copies you expect to sell in the US.
It's all a bit academic for me: the US tax I would recover by going up to the embassy to get an ITIN would not pay for the train fare.