Your job, if you want to establish yourself as an authority in your niche, is to keep an eye on other blogs in the same niche. You need to know what content your contemporaries are creating that gets the best reception from readers. This quick and easy to use tool lets you discover which content is getting the most social likes and shares.
Visit this announcement post to learn more about it's use.
I suggest you run at least a few of your competitor's blogs through the tool every week, just to keep tabs on what's hot.