Like Quirky, I am intending setting up a gmail account for all strata communications. In the case of the secretary and chairman, I think it should be sufficient for them to choose a preferred method of contact, phone or email or both, to be notified to the hub. There is a separate notification of an emergency contact person, and so it is not vital that phone numbers be provided to the hub for administrative matters.
How to campaign for an amendment to the regulations?