Answer: It makes no difference. If you are connected by dissemination, then of course you are a group. If you meet occasionally not only in order to disseminate but also for general coordination meetings and go out to different places, participating in different events, then you are undoubtedly a group.
A group is a collection of people who have a special connection and who are closer geographically or virtually, where you coordinate your activities and exchange news, and support the connection between you. You feel that you are a group. This is how you are determined.
From a Talk About the Group and Dissemination 10/20/13