NOTE: Users that are added to a chat will not have access to view messages sent prior to their inclusion into the chat.
Sign-in to the PlayerFirst Club app.
Select the profile you wish to access by pressing the profile tile.
Press the Message icon on the bottom navigation.
Select the chat to add users to.
Press the Drop-Down icon under the chat name.
Press the Add icon.
Select the type of recipient(s) you wish to add.
Select the team that they are associated with.
Confirm and add by pressing Add to Chat in the upper right corner.