The Trello connector notifies your Office 365 group when activity occurs on Trello cards, lists, and boards. The Office 365 group will be notified of the following events in Trello
• Card created
• Card moved
• Comment or Attachment added to card
• Member added to card
Connectors are available for customers with Office 365 business subscriptions. It is not available for Office 365 Dedicated and Exchange on-premises customers.