I bet you can’t ask customers to review you on 20 different sites. You probably can’t even easily monitor what’s said about you on the dozens of sites where customers might drop you a review. But if you know the few linchpin sites that feed the others, you can focus your review-gathering efforts on those sites. It’s the 80/20 rule.
I’ve mapped out which major (and some not-so-major) US sites share reviews with each other.
Check out the Ecosystem: (Click through to read important details.)
See it on Scoop.it, via Google Places Optimization & Local SEO News
More...