21.   Neither the Christian Booksellers Association nor the Evangelical Christian Publishers Association tracks the sales of religious fiction, let alone Christian thrillers.

22.   No one tracks the sales of collected ornamental fish, USDA officials said.

23.   Now, a copy of that machine is running state-of-the-art software developed by United to track seat sales for every flight.

24.   Other magazines have enclosed CDs or CD-ROMs in the past, but in different packaging, said John Harrington, publisher of a newsletter that tracks newsstand sales.

25.   Part of the problem was a new computer system that was full of bugs and caused havoc in tracking sales and inventory as the company was trying to expand.

26.   Retailers will be able to track sales at the precise moment shoppers pass through the checkout line.

27.   Schroder Wertheim, which tracks sales with Mitsubishi Bank each week, said it expects sales at Dayton Hudson Corp., May Department Stores and Federated to be unchanged.

28.   Since then, distributors and bookstore chains say, HarperCollins has led other publishers in improving systems to track book sales and avoid the unfortunate surprise of heavy returns.

29.   That said, Auction Prime offers auction management software to track online sales that might interest you.

30.   The answer is that it is, in fact, developing a means of tracking Web sales.