Any Facebook groups, mailing lists, group convos and other Planetfall related social media groups must be disclosed to the staff and have them added to them.
Operating or participating in a group communication that has not been disclosed to the staff after this point is grounds from summary expulsion from the game.
If you wish to avoid this particular situation - group specific forum boards do exist and additional ones can be requested. All communications on the forum boards is allowed.
That is all.