Step 1: Follow the steps to integrate an email account.
Step 2: Select GSuite from the list.
Step 3: Give your email address
Step 4: Make sure SmartReach.io app installed for your domain by going to here
(Note: Only your G-suite domain admin can do this step)
Step 5:
Voila!! You can use G-Suite account from SmartReach.io for your campaigns.