Adding your testimonials to Facebook, Twitter, Google+ and LinkedIn is very easy to do with VocalReferences.  You can share each testimonial from the Merchant Center with the click of a button.  Follow the following steps to begin sharing:

Login to your Merchant CenterHomePageLogin_2016-05-22_1058
Every testimonial has a share icon associated with it
ShareTestimonials

Share icon

Click on the share icon and then the sharing options will be displayed.  Clicking on one of the social media options will start the sharing process.
ShareOptions_2016-05-22_1720

Sharing Options