Opendoor Technologies Inc. operates an online platform that simplifies the process of buying and selling residential real estate. The company enables homeowners to sell their homes directly to Opendoor, which then makes necessary repairs and lists the properties for resale. It generates revenue primarily through transaction fees and the sale of homes. Opendoor serves individual homeowners and real estate investors across various U.S. markets, focusing on providing a fast, transparent, and user-friendly experience in real estate transactions.