Friendships are relationships. Like romantic relationships, they can be long-term, long-distance, summer flings and even on-again, off-again. Friendships can also run their course or become toxic. When this happens, it’s time for a breakup. Breaking up with a friend is difficult, but if you are confident the relationship should end and know how to approach the process compassionately, we promise you’ll get through it. Read on for some expert advice on how to identify a toxic friendship and what to do next.