<HTML>Alan: There is nothing extra, that I know of, in the registered (and paid-for) ver= sion. It's what isn't there.   It is missing that nag screen that = pops up every couple minutes to let you think about whether you want to buy = it.   At least that was true with Tunelab Pro.   I have been hoping that Ed Winslow would write a version of PTBiz for Pocket= PC.  Last fall he said that he was going to do so this winter.  A= s of last month he hadn't started. He said that he didn't think there would = be enough demand.  If anyone has any good alternatives, I would also be= interested.  Roy Peters Cicinnati, OH</HTML>