KISSmetrics is a powerful web analytics solution that helps you to increase customer acquisition and retention rates, make smarter business decisions, and boost your bottom line.
Google+ platform websites integration using the Google+ platform tag.
The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.
Let visitors recommend your content on Google Search and share it on Google+.
Open graph description entity tag
Sites who has this tag are verfied by google to use WebMaster tools