SFR3 Fund is a company focused on providing affordable single-family rental homes across regions such as Cincinnati and Columbia. They emphasize using local labor and sourcing materials from neighborhood retailers to reinvest in existing infrastructure instead of developing new infrastructure. The company's mission is to make homes affordable for more people by optimizing the resources and processes involved in housing construction and management. They also provide opportunities for local vendors through consistent work on thousands of homes and utilize an app called OnSite to manage vendor operations.