I want to give you the information how to "add a client" on slack "as a guest". Our clients must be added as a guest following the correct way below.
Go to the Drop down and click it ie Click “Team Chat” 2. Click “Tools & Settings”
3. Click “Manage Members”
4. Click Invite People on far right
5 Enter in the email and click Invite as - Choose as "Guest"
6. Select the channel they are in
7. Write the message: Welcome to the Team Chat Slack Channel!