Here are the instructions for how Office 365 admins can integrate their users’ Basecamp and OneDrive accounts using Office 365:

1. Click “Start cloudHQ Setup”:
   
2. Select “For IT Admins: Multiple Users Setup: as the type of sync:
   
3. Select “Office 365” as your organization’s cloud platform:
   
4. Click the Basecamp icon or drag it to the left empty box:
   
5. Select the users whose accounts you want to sync. cloudHQ will get a list of users from your Office 365 account and ask you which users you want to sync:
   
6. Click the OneDrive icon and drag it to the right empty box:
   
7. Click “Finish”:
   
8. The configuration will be done by cloudHQ.
9. Synchronization pairs will be automatically created by cloudHQ:
10. Synchronization will start. Here is How to Monitor Status of Sync.