Hashtags are a fantastic invention of the Social Media Marketing (SMM) world. Instantly have your updates linked to a several other posts with the same tag, so readers can be easily targeted based on a certain interests. Many businesses believe that placing as many hashtags as possible into a post, is a good idea. However research has shown that this is not the case. In fact, having three or more hashtags in a tweet can lead to a significant drop in your interaction rate. You are better off n...