I had that that you could attach two at a time as long as they came from different places... like crafting and a quest. Lt Dan would have more information about it if he knew
I would suggest joining us on discord. Its a great way to talk to us and its our new comm array and it may help you really decide. I have also found that things are easier with friends.
Welcome to our forum, someone should be in contact with you soon! I know its always good to see old friends - while the game sounds familiar, im certain that you are beyond my knowledge as a Starfleet member!