The core group will keep everything going. The core group meets as often as necessary once a week, three times a week whatever is required. Group liaisons are the links to all the groups in the coalition. The coalition itself usually meets monthly, but it really depends on the types activity in which the coalition engages. For instance, if the core group assembles information on the radical right, and the coalition simply operates a phone tree or fax alert, monthly meetings may be unnecessary.
Communication is the key word. .
Use every means available.