11.   Branson began the airline out of exasperation with the boredom of traveling and with a conviction that he could compete by offering to entertain passengers.

12.   A newly privatized network, Television Azteca, is competing by offering lower rates and more attractive time packages,

13.   A rising pound makes it harder for these companies to compete by making their products more expensive abroad and trimming the value of their foreign currency sales.

14.   But the firm does not let buyers compete by bidding prices up.

15.   CNN, the cable channel that altered the nature of television news, is finding it tough to compete by the very rules it helped establish.

16.   Corbis intends to compete by delivering more photos more quickly than other companies rather than by owning exclusive rights.

17.   For instance, Hasbro Inc. is introducing e-mail versions of games like Scrabble that enable players to compete by computer.

18.   Force them to compete by new rules.

19.   Goldman said many distributors of produce did not compete by brand so there were no manufacturers to give me discounts.

20.   Hern decided that because his Planned Parenthood competitor did only first-trimester abortions, he would compete by focusing on abortions in the second and third trimester.