Abstract: The subject matter disclosed herein provides methods and apparatus, including computer program products, for facilitating collaboration between a variety of entities involved in real estate transactions. In one aspect there is provided a method. The method may include electronically receiving data from a plurality of users; calculating one or more buyer-personalized cash flow variables based on the received data; and providing an output, wherein the output includes the buyer-personalized cash flow variables formatted as a personalized monthly cash flow report.