You, as an Association Chairperson, and the strategy team have decided to activate the phone tree. The colleges' education department has lost its accreditation. In turn, the Tree Activator calls each cluster leader. Cluster leaders then call the student rep assigned to them. Branch activators each call the first person on their branch.
Calls continue until all members are reached.
Last person on each branch is the 'check back. In turn, the Cluster Leader reports to the Tree Activator. It serves a vital function, so have one. Keep it short and to the point. The longevity of any printed piece is from the point where the reader picks it up, only as far as the wastepaper basket.