Residential real estate writer Rob Hahn, who blogs as Notorious Rob, presents a digest of compelling data and analysis of Opendoor’s strategy of selling homes it owns directly to buyers, outside of the MLS and without the concomitant commission fees. Exclusive marketplaces are one of the big holy grails for the iBuying business model, and scale provides increasing advantages in applying it. This piece adds food for thought in the evolving iBuying model, and the broader alternative finance one.