The number of social networks that offer advertising grows every day and it can get confusing formatting ads for each specific community. The bottom line: Looks are everything.  In order to get the best ROI on social media ads, your ads not only need quick, smart copy but they also must have stunning, well-formatted images optimized to display on mobile and desktop devices.

Take a look at this Social Media Ads Cheat Sheet which features specs for Facebook, Twitter, Google+, LinkedIn and Instagram below:

 Note: This post originally appeared on the Flightpath blog.