Best practices for reviewing products you've received for free
*Editor's note: This post was cross posted from the Google Webmaster Central Blog.* As a form of online marketing, some companies today will send bloggers free products to review or give away in return for a mention in a blogpost. Whether you’re the company supplying the product or the blogger writing the post, below are a few best practices to ensure that this content is both useful to users and compliant with Google Webmaster Guidelines. 1. Use the nofollow tag where appropriate Links that pass PageRank in exchange for goods or services are against Google guidelines