BPO 's an abbreviation that can refer to:* Broker Price Opinion,'s a method that a real estate broker (or a sales agent acting on behalf of their employing broker) uses to estimate the probable selling price of a real estate property/house. Business process outsourcing, the increasing trend of relocating entire business functions to either self-owned or third-party service providers, typically in low-cost locations; higher end BPO functions are also called knowledge process outsourcing. Busine… (More on Bpo)