91.   The first answer to these unethical though legal abuses is for Washington to tighten federal rules.

92.   The measure would also tighten immigration rules, heightening border security and allowing officials to detain foreigners longer without filing formal charges against them.

93.   The international rules are being tightened, but in many areas they will still allow more discretion than do U.S. standards.

94.   The next version should tighten the rules on gift-giving to legislators and outlaw campaign fund-raising parties during the session.

95.   The panel also tightens rules for video cameras mounted in patrol cars.

96.   The report recommends better cooperation between ministries, tightening rules on illegal immigrants and stiffer fines.

97.   The Philippine central bank tightened rules on banks selling currency derivatives to foreigners, its latest bid to shield the peso from speculative attack.

98.   The rules were tightened to define revitalization areas by census tracts or designated street or geographical boundaries.

99.   The school board stopped short of taking such action at its high schools, instead proposing to tighten rules on noncurricular clubs.

100.   The SEC has been studying whether to tighten its rules regarding personal trading.