Providing temporary use of on-line non-downloadable software for asset management, property management, property portfolio management, construction management, housing industry support, project base contract administration, underwriting, and government reviews, oversight, and compliance; Providing temporary use of non-downloadable software for customers and government agencies for organizing, tracking and reporting property and asset portfolio data; Providing temporary use of non-downloadable software to populate forms with asset and property management, housing, tenant, and property data; Maintenance of on-line databases for others, consisting of database integration services and data integration services for property management, contract administration, and government review, oversight and compliance; and Maintenance of on-line databases for others, consisting of database integration services and data integration services to integrate property and housing related data