Google Workspace is available for free for nonprofits. Search Google for Nonprofits and look into getting this setup for your local unit PTA. Many local units and the ECCC PTA Council have been getting started using this over the past couple years. Here are the slides from the Using Google Workspace introductory training given in the August 2021 ECCC PTA Priority Fair.

https://docs.google.com/presentation/d/1iPS2JnuRRuJ2yZ3Tt2sHgk4lrwgGoWAQIt0LznDN2f8/edit?usp=sharing