Providing on-line non-downloadable software for managing rental property transactions; Providing on-line non-downloadable software for assisting owners of rental real estate to manage leasing transactions, rental property status and related documents; Providing online non-downloadable computer software platforms for managing rental property transactions; Providing online non-downloadable computer software platforms for assisting owners of rental real estate to manage leasing transactions, rental property status and related documents; Software as a service (SAAS) services featuring software for accessing and managing real estate rental property applications, assessing risk and fraud in real time; Software as a service (SAAS) services featuring software for automating real estate leasing workflows configured by the property owner; Software as a service (SAAS) services featuring software for validating lease applicant application information such as identity, employment, income, credit, criminal background and previous housing and eviction history; Software as a service (SAAS) services featuring software for fraud mitigation