1. Know your responsibilities.
2. Be resourceful.
3. Bring snacks.
4. Be smart with your money.
5. And know that your other bridesmaids may not be in the same position as you.
6. Always have safety pins.
7. Keep the drinks flowing.
8. Try to get on.
9. Communicate with the bride.
10. Get involved.
11. Get to know the other bridesmaids.
12. Be in charge of the phone.
13. Be as supportive as possible.
14. Keep the bride calm.
Some responses have been edited for length and/or clarity.