21.   Northern has been an aggressive marketer of electricity to big users outside its monopoly service area in northern England.

22.   Of those who have chosen a new power provider, some are big users like the University of California.

23.   On the buying side, utilities, big industrial users and a new group of electricity retailers will compete for supplies.

24.   Other big users are trying somewhat similar methods to conserve.

25.   Relief for big users of gasoline, and summer travelers too, may be in sight.

26.   Still, some big users caution that liberalization of markets is only one part of the puzzle.

27.   That ended last year, when the government allowed competitors to market gas directly to big users, taking two thirds of that market away.

28.   The big user, meanwhile, ends up with software tailored to its needs, without having to underwrite the whole development process.

29.   The fast-growing satellite operations of the Hughes Electronics Corp., a GM subsidiary, have been a big user of cash in recent years.

30.   The first big users of suntan products were World War II servicemen in the South Pacific.