2. Makeup Sharing
While there are many things that are good to share with your girlfriends – secrets, French fries, favorite blouses – there are two things you should NEVER share – boyfriends and makeup!
Sharing making up is a quick way to spread some of the worst germs. Mascara in particular is a known cause of eye infections when shared among friends. Would you double dip your potato chip? Then don’t share your makeup!