See this page to try the pilot Facebook Professional Services and Is “Facebook Professional Services” Facebook’s Stealth Project To Beat Yelp? (Search Engine Land) for an assessment
"Yelp Inc. slipped the most in more than four months after Facebook Inc. started testing a new part of its site for searching and rating local businesses.Yelp Drops on Facebook Site to Find Professional Services - Bloomberg Business
Facebook’s feature lets people search in a local area for services, such as nail salons and take-out restaurants. Users then see ranked results, with reviews, star ratings and contact information for the business -- an area where San Francisco-based Yelp has dominated. Facebook has quietly been building up the information through partnerships with businesses and data companies."