Interestingly enough, Sony has been a great study for how businesses (large and small) can leverage Pinterest to drive traffic and revenue back to a site.
Sony has done a great job of not just community evangelization and using Pinterest as a place to engage current and potential customers, but they have also successfully cross promoted their own account there with promotional emails to existing newsletter subscribers.
The one thing many companies, especially in the performance marketing industry, look over when creating social media campaigns is the need to promote accounts via something like an existing newsletter subscriber base. By combining those two, there’s a great potential left on the table for many companies…
Pinterest Suggestions from Sony
1. Send a dedicated Pinterest email to showcase your boards and encourage following
2. Add the Pin It button next to product shots in emails to get people pinning
3. Create unique boards that appeal to different groups of people