How to be a master bidder. Mike coaches Carolyn from C&S Janitorial on how to give better bids to better clients. C&S Janitorial is based in Birmingham Alabama. Carolyn started C&S Janitorial 2005. C&S cleans houses, apartments, commercial buildings, retail stores and construction clean up. They also do floor care and carpet cleaning. C&S serves all 50 states and has over 100 employees. Their goal is to make sure their customers our 100 percent satisfied