Learn how to invite external users to Slack workspaces | TechTarget
Slack on Twitter: "@ojrask @chriscoyier Correct! As Multi-channel guests are paid accounts, they will also grant an additional 5 Single-channel guests." / Twitter
An introduction to sharing channels and guest accounts | Slack
Bring outsiders into your team's workspace with guest access and shared channels | Slack
Bring outsiders into your team's workspace with guest access and shared channels | Slack