This page provides a general overview of the Washington State Open Public Meetings Act (OPMA) as applied to local government agencies. (3) Notice of a special meeting must include a description of the purpose or purposes for which the meeting is called.Special meetings are all meetings other than regular meetings. These postcardstyle meeting notice templates can make preparing your local's meeting notice mailing quick and easy. A comprehensive, wellprepared meeting agenda can keep things moving along while ensuring all participants are on the same page. This document has been published in the Federal Register. Use the PDF linked in the document sidebar for the official electronic format.