Whether it’s a casual bump on your butt on a crowded bus or train or someone putting their arm around you at the bar, women often experience lots of unwanted touching.  It starts with just a casual bump, but it can be much more.  For many people casual touches can actually be types of sexual harassment.  Although women may try to write off the casual brushes, there are many times where men take advantage of these opportunities.  The author of Touch and Go describes how men can invade women’s privacy inadvertently.