Before you can enjoy the benefits, you'll first need to Connect your ContactMonkey sidebar with your Office 365 account.
Step 1: Click the Settings button on your ContactMonkey Ribbon.
Step 2: Click "Connect With Outlook" and follow the steps to Authenticate Contact monkey and Office 365.
Step3: Refresh your sidebar and restart Outlook.
Step 4: Once complete, the "Mail Merge with Office 365" option will become available.