Women are monumentally bad at being friends with benefits (FWBs), reason being they start to blur the lines. Of course this will just open a can of worms, which leads to confusion, awkwardness, and disappointments. However, this hasn’t stopped FWB relationships from being a trend among uncommitted single women. Let’s be honest: Having friends with benefits can be incredibly convenient. Whether you’ve just gotten out of a long-term relationship, are busy at work or simply want to “do you” for a while, there comes a time in every woman’s life when you just don’t want a serious relationship. The key to keeping your casual coitus fun and headache-free is selecting the right partner. Here is a guide to picking the best sex buddy.