The answers to many of the most frequently asked questions can be found in the Project Description (also called the Project Description, Notes, and Schedule). It spells out the process, stage by stage; it indicates the obligations and entitlements of participation; and it provides a schedule of delivery deadlines with ‘sent-by‘ recommendations.
Project Description, Notes, and Schedule
https://berkeleycommonplace.org/postal-collage-project-description/
If you can’t find what you’re looking for—or if you’d rather inquire of a person than search a webpage—I’m happy to answer questions, address concerns, or provide clarification by email: marty@berkeleycommonplace.org