watch a naturally occuring behavior and do not change it in any way. try not to unobtusive, choose one particular behavior to focus on and watch. try...

watch a naturally occuring behavior and do not change it in any way. try not to unobtusive, choose one particular behavior to focus on and watch. try to be objective but do not interpret it. when you are done with the observation, attempt to form a theory about human behavior based on the observations you made.