According to Stacy Kaiser, author of How to Be a Grownup, there are three easy signs to know it’s time to break up with a ‘friend’ who behaves like an enemy.
Firstly, you get very little, or nothing, back or nothing for what you give and it’s one-sided. Secondly, you spend too much time gossiping about her. If she’s the topic of conversation regularly and has you so frustrated that you can’t think straight. Lastly, you’ve already gone a round or two and forgiven her in the past, but there comes a point when you realise it’s a pattern.