Before going to Installation steps let us know the importance of Google Plus Circle Followers badge.
1. Visitor can easily Follow.
2. Your Google+ page is linked with your website with “rel” attribute.
3. Helps to get relevancy of your website.
Steps to add Google+ Badge in your website.
Step 1:
Visit the URL https://developers.google.com/+/plugins/badge/. If you are logged in with your gmail account that linked with your Google+ business page you can see the your business page in the drop down of Google+ user. If not choose the option OTHER in drop down and enter your URL of the business page.
Step 2:
Choose the feature that you would like.
1. Icon
2. Small Badge
3. Standard Badge
Step 3:
Copy the code and paste it in the place that you like to display the badge.
Copy the code and paste it in the place that you like to display the badge.
USA Google Plus & Google Circle Followers 