The first type of friendship is the one where you are friends with someone because you have something in common with them. This could be a hobby, sport, interest, or anything else. 2. The second type of friendship is the one where you are friends with someone because they make you feel good about yourself. This could be because they are always positive and upbeat, or because they make you laugh. 3. The third type of friendship is the one where you are friends with someone because they need you as much as you need them. This could be because they are going through a tough time in their life, or because they simply don't have anyone else to turn to.