Internet / Live Transfer Leads?

As our market evolves and the flux continues, we find ourselves looking into buying internet leads or live lead transfers.  We have spoken with several companies, but would like to know what our counterparts in the industry are utilizing.  Has anyone out there had any good experiences or know of any good lead generation companies?  

Benchmark Mortgage, The Heartwood Alliance Group is a multi-state mortgage banker that provides practical mortgage solutions to our clients. We provide the most professional, informative, and dedicated service in the mortgage banking industry. Ethical and responsible lending are maintained core values with all employees and collective processes define the everyday actions of the organization. Focus is on the best interest of our clients as we are dedicated to the development of long-term relationships. The team philosophy ensures our customers needs are never forgotten, creating a win-win relationship for all parties involved.