19. Be Happy
The easiest way to make others jealous is to enjoy your life. When they see how happy you are, they'll want to be a part of it. It's as simple as that, and you won't be hurting anybody.
As long as you don't hurt your man, there's no harm in making him a teensy bit jealous. Of course, in a healthy relationship, you two should be able to work out your issues without resorting to these tactics. Does your man get jealous easily?
This article was written in collaboration with editor Holly Riordan.