Surely you have noticed the icons for Twitter, Facebook, Google Plus, LinkedIn, and other social media sites with a number by each one when you read content online. The number, of course, indicates how many times people have shared the article or blog post on each social media platform. For content marketers, these numbers mean everything. While we normally produce only the written content for clients here at Content Runner, some clients may also ask you to write corresponding social media posts. This is an excellent way to add to your income and develop long-term working relationships with clients by…