Abstract: A method for presenting properties includes retrieving listings from a plurality of sources, and converting the converting and storing the listings in a common format; monitoring buyer actions when searching for and viewing initial property listings, calculating analytics of the actions, generating revised listings based on the analytics, and presenting the revised listings; and examining communications, and optimizing collaboration, the examining comprising: detecting keywords in the communications that indicate a degree of urgency of the communications, and automatically selecting a preferred medium for transmission that corresponds to the degree of urgency, and transmitting the communications via the preferred medium; and detecting requests for additional information, automatically accessing one or more public data sources determine if the additional information is available, and if the additional information is available, retrieving the additional data from the one or more public data sources, and automat