Composition: Cut Off the Subject

Sometimes it's fun to do something different.  Here's a technique you can experiment with (but you probably don't want to over do it):  Try cutting your subject in half with the edge of your frame.  Doing so gives your image a bit of mystery (or mischievousness depending on the facial expression.)  It may not be for everybody - and it certainly isn't for every shot - but it's a fun trick to play with from time to time.  Here are some examples: