Create a Google review request campaign
Step 1
Click the “Add Campaign” button.
Step 2
Click on the “create campaign” button.
Step 3
Give your campaign a name, select a template from the dropdown and add tag(s) if you need
Step 4
Select one or all contacts already in your list or add new contacts
Step 5
Review your campaign, send yourself a test email to verify or send it out to your campaign contacts
See the steps in below Youtube video linked: