42 Providing an online residential housing and apartment properties rental non-downloadable computer software platform namely for use in arranging and execution of leases and rental agreements, conducting tenant background checks and due diligence, coordinating payments and collections for real estate leases and rental agreements, syndicating rental listings to various online rental websites, and assessing tenant's risk, namely, based on credit score, criminal history, eviction record, employment record and income history; providing a real estate website featuring technology enabling property managers to track and organize their rental applications request and services requests, and related services, for residential housing and apartment properties rental automation