71.   But that, too, is a tough sell because of fierce opposition from the union, which has the right to approve all major rules changes.

72.   But the size was a tough sell in Franklin Lakes and Wayne, where the company advanced earlier development plans that were derailed by local concerns.

73.   But the concept of handing out needles to help people shoot up is a tough political sell, regardless of its scientific merits.

74.   But they said it might be a tough sell to companies that already had substantial investments in information technology unless Centerbeam can show clear evidence of cost savings.

75.   But the magazine might be in for a tough sell.

76.   But this dark, psychological thriller, loosely based on the celebrated Pushkin short story, has been a tough sell abroad.

77.   But to outsiders, Salt Lake City Cool is proving a tough sell.

78.   But Webb, the editor at RePlay, said persuading the thousands of bar and restaurant owners to install downloadable jukeboxes could be a tough sell.

79.   But when he does finally go before commissioners, a deferral from the law may be a tough sell.

80.   But wearing a helmet is an extraordinarily tough sell in a country where riders gossip, flirt and even cut deals while tooling three abreast down crowded thoroughfares.