How do I enable Email Sync (with an Office 365 email server)?
How do I authorize my Office 365 account when Email Sync encounters a problem?
Did you receive an email with the subject "Cirrus Insight Email Sync Problem"? If so, that means Email Sync wasn't able to access your inbox and you'll need to grant authorization.
How do I authorize my Office 365 account when Calendar Sync encounters a problem?
If you received an email with the subject "Cirrus Insight Calendar Sync Problem," that means Calendar Sync wasn't able to access your calendar and you'll need to grant authorization.
How do I address an “Office API Error” when using Add to Salesforce?
If you're an Office 365 user and encounter "Office API error: Cannot get email subject and body", Add to Salesforce cannot log your email to Salesforce.