Apparently not very well :) I have some Google AdWords campaigns going on and I posted it here when I launched it.
This appears to be an enterprise product. Forget about ads for your first 25 customers. Focus on selling in the real world - even when people tell you no in the real world you can at times find out something valuable about their reasoning. Dont write any more code / add any new features unless it leads to a prospect signing up as a client.