Interesting article about the growth in social media knowledge and sharing

https://www.linkedin.com/pulse/how-ramp-up-your-twitter-engagement-craig-newmark

Social media itself is an ever expanding medium all in itself but using social media to build your own brand or to promote an already established brand is key to the marketing and PR world.  This article gives some insight into the tools that can be used to track engagement and growth for the content being produced.