Have you pinned all of your marketing hopes on Pinterest? If so, it's time to reconsider the law of working with new tech platforms: One day a platform is in, the next day it's out—so don't fall into the trap of pouring all of your time into the hottest one of the week.

You're much better off spreading your efforts across multiple sites. Here are eight Pinterest-like services to check out. Sure, they might not have incredibly high page views (yet), but you never know when one of these might suddenly attract the attention of millions of new surfers looking for ideas.