Answers You Need
What is the purpose of an association Instagram account?
It could be used to advertise your guild when there are spots open.
It's a place to show off your guild's SC posts.
It could be used as a place to show the winner of a association event.
It could be used to promote all the guild member's Instagram accounts.
It could be used to show off association achievements.
Is a Discord server, FB group, or any other way of communicating other than the bulletin required for a strong association?
Having another place where you can talk helps a lot as the bulletin refreshes and goes all the way to the bottom before you can read the messages. It also helps in terms of privately messaging fellow presidents and vice presidents, and also allows activities such as weekly contests. Overall, having another form of communicating strongly helps.