This infographic by 'My Clever Agency' describes how to execute a perfect social media strategy. Developing an effective social media strategy for your company or personal brand requires a bit of experimentation, but these formulas provide a strong starting point.
This infographic highlights some secrets for developing the perfect Pinterest pin. For example pinning an image with 50% saturation is more likely to get repinned than a fully saturated image. Large photos are particularly effective on Pinterest as well as networks like Google+ and Facebook.
One of the best ways to optimize your shared content is to make sure it is going out at the time when most people are likely to be online. My Clever Agency has set up a simple chart detailing the best and worst times to post.