A passive and active candidate sourcing tool to find resumes and candidate profiles on top social networks and search engines. (e.g., Google, Yahoo, LinkedIn, Facebook, Twitter, ZoomInfo).ReferYes provides tools for sourcers and recruiters to help them find candidates online. Now, you don’t have to be a Boolean expert or familiar with the X-Ray search techniques to source candidates. ReferYes Sourcer includes an automated advanced search strings developed by search experts to find resumes and candidate profiles on the web.