Application service provider featuring application programming interface (API) software for property management; Cloud computing featuring software for use property management; Computer services, namely, creating an on-line community for registered users to participate in discussions, get feedback from their peers, form virtual communities, and engage in social networking services in the field of property management; Computer software development in the field of property management; Design, development, and implementation of software for property management; Platform as a service (PAAS) featuring computer software platforms for property management; Software as a service (SAAS) services featuring software for property management