Pinterest is currently driving more referral traffic than Google+, LinkedIn, and YouTube combined, and its daily user base has increased by nearly 150 percent since the start of 2012. Thus, it's no surprise that brands large and small are looking to leverage this latest craze.

It's easy to jump on the bandwagon and start pinning, but it's not so easy to authentically foster an engaged community of users who will convert into ad revenue and sales. From retailers like Etsy to media properties like Real Simple, a few companies are doing just that -- exceptionally well. However, there are many more making egregious errors when it comes to their Pinterest marketing strategies.
If you want to make the most of your investment in Pinterest, be sure to avoid these seven deadly sins.