Take a look at this Instagram post. A smiling Priyanka Chopra is photographed in her home kitchen preparing a drink with a can of Bon & Viv Spiked Seltzer . It's made very clear it's a paid partnership thanks to the social media platform allowing influencers to disclose they're publishing sponsored content. With the actress's ginormous 54.2 million following, this particular post received 921k likes and 3.9k comments. That's a 1.69% engagement rate based on this commonly used formula >> Engagement Rate = (Likes + Comments) / Followers x 100. Now, that's not surprising for a celebrity with a huge following. There are many articles indicating that people with a mega following greater than a million can see engagement rates between 0.7% - 1.7%. But scroll through the comments (as far as your patience lets you browse through the thousands of comments), and you will notice that most of the comments (if not all) are random, with fans expressing the...