Datananas Outbound allows you to log your Gmail / Gsuite account
1. Go to Settings > Email
2. Select Gmail / Gsuite
3. In the field appearing, leave or change the e-mail address you want to sync, then click on Connect
4. You will be directed to a new webpage to allow Datananas to access your Gmail / G Suite account.
If the sync does not work, select Other in the email tab in your setting, go to the e-mail section and select "other", you will then be asked to provide your IMAP and SMTP port informations (c.f article Set up the Email Sync with IMAP/SMTP)
For further details on your email sending quota, please refer to the next article: Email sending quota