51.   Business customers make more and longer calls than residential users, generating more revenue for the telephone companies they patronize.

52.   Business customers accepted those charges at the time, but now that fuel prices have stabilized, Wolfe said, they are less likely to be understanding.

53.   Business customers typically provide higher profits because they pay more for premium services, said Ed Douglas, a vice president with the new unit.

54.   Business customers use it to hold confidential meetings, confident that they will not be overheard.

55.   BT and Viag formed Interkom in January to target business customers.

56.   Business customers are increasingly looking for seamless, one-stop, one-bill service for their far-flung global operations.

57.   Business customers are likely to feel the effects first.

58.   Business customers negotiate their own rates, but prices have been falling in that market, too.

59.   But developing systems for business customers is only part of the Internet telephony equation.

60.   But despite their growing popularity, business customers, in particular, are wary.