(Last updated June 2014) Google Analytics provides us with a nifty way of tracking social interactions. With a simple plugin, you can track how many +1s and Likes your pages accumulate. This guide shows you how to activate social interaction tagging with Google Tag Manager and Universal Analytics. The instructions are for Facebook Likes, Google+ +1s (now deprecated since Google Analytics tracks +1s automatically), Twitter Tweets and Pinterest Pins. Note that if you use a third-party API (e.