Request an Invitation to Join Public (Invite Only) Groups If the group is an “invite only” Public group, you will be taken to an invitation request form. Fill it out and send it in to request an invitation!
Adding Pictures to a Group While viewing a photo, click on the Send to Group icon. Choose a group to add your photo to. Only groups you belong to will be listed.
Contacts are other Flickr users with whom you want some level of relationship.
Making someone a contact gives you easier access to their public photos.
Making someone a contact is the first step in sharing private photos with them; the second step is marking them as:
Adding Contacts Decide if you want to designate this contact as Friend or Family Click on right side of a buddy icon to open the drop-down menu; select Add as a contact option. Your new contact will appear on your Profile page