Hashtags are ubiquitous in social media. If you frequent social networks you’ve likely seen or used one in your Tweets, Instagram photos and Vine videos. Hashtags placed on Facebook however did nothing. That’s all changed with the introduction of Facebook Hashtags. They now have a purpose and can become a useful social media ally for marketers. To give you some background, hashtags were first widely used on Twitter. Adding a hashtag, aka the pound sign or tic tac toe board, in front of a term or phrase creates a clickable link. When clicked, you are taken to a stream of …