71.   Meanwhile, league officials are forced to bolster rules and step up security forces.

72.   Movies, however, have taken only a few tentative steps up that evolutionary ladder.

73.   Nixon danced around catcher Brent Mayne, who fielded the throw a couple of steps up the third-base line.

74.   Now he took it for granted and was ready for the next step up the ladder.

75.   Now, there is little sign that that oil will be available as refiners step up production to meet the increasing fuel demands of winter.

76.   Ordinarily, increased fat brings greater numbers of leptins to signal the brain it should dampen the appetite and step up the metabolism.

77.   Other people who have worked overseas caution that some moves, if not weighed carefully, can be career hindrances instead of steps up the corporate ladder.

78.   Our situation, unless refiners step up production, is going to get tighter.

79.   Patterson also noted that most of the major dealerships hire private security forces and would most likely step up their patrols if forced to turn out lights.

80.   Poets and the people who dress like them will sip coffee at Heine Bros. Coffee, a sure step up from Starbucks.