There are interesting Social Media platforms to create or enhance your existing content.
Converting twitter account into a Daily using paperli/Twylah. Your latest tweets on various subjects and the interesting links you shared can be compiled into a easy reading format to be shared again in summary to your network.
Creating video from just picture using animoto.com. if you have no time to produce to produce a video, utility sites like animoto.com can help you to produce professional video with music and wonderful effects from your pictures and required captions.
Creating surveys through feedback farm. This is now easier than ever when you can create any number of questions with different responses needed. Collation of data is done instantly and findings can be downloaded
Create quizzes through proprof.com. Bring in the element of fun when you create quizzes and reward users with points that they can socially brag about.
Brochures and Presentation on Slideshare. Dissemination of information has never been easier and more effectively via file sharing files which are mostly linkedin to Facebook, Twitter and even Linkedin.
Become a recognised online published author through smashwords. Anyone with a good content can become a published author through sites that create author profile, gather reviews and even cross references.
In conclusion, Social Media is about creating fun elements shared socially while still being professional about who you are and what you do.