5. He has no reasons whatsoever—he’s just having fun.
“What? I don’t understand why she gets irritated over this,” a clueless man in his early 20s bemoans. There are men, especially the young, immature type, who live for instant gratification and feel that flirting with women doesn’t mean much. Unfortunately, they’re not mature enough to take things seriously, including a relationship with you. If you happen to fall in love with this type of person, you probably shouldn’t expect a strong commitment in return.