Real estate fintech platform Opendoor appears to be crushing it; they have raised some $1.3 billion in equity and around $3 billion in debt to date to develop their marketplace that buys homes for cash and then resells them; their most recent funding round was $300 million at a reported $3.8 billion valuation; Opendoor is the leader of a new breed of startups looking to disrupt the long entrenched model for buying and selling homes; the key to their success is they create data models that enables them to spot opportunities and gaps in the market for homes, as well as optimal pricing for properties. Source.