Here's one:

Many Muslims believe that unmarried men and women should not work alone together—a stricture that can pose problems in today's global economy. So one Islamic scholar came up with a novel solution: If a woman were to breast-feed her male colleague five times, the two could safely be alone together. “A woman at work can take off the veil or reveal her hair in front of someone whom she breast-fed,” he wrote in an opinion issued in May 2007.

The rest are here