"Comparative marketing analysis can be very difficult because there may not be homes in the neighborhood with solar PV and if they do, the posting agent that entered info into the Multiple Listing Service almost certainly didn’t list the critical information we need to value it on a home," Foley observes.
"Greening the Multiple Listing System: Ssutainable Data in the Presnetation of Real Estate" Council of MLS, April 28th, 2015
"Many people believe that the multiple listing service is a single, monolithic, centralized database of real estate transactions that has stored the essential information for residential sales across the country. Nothing could be further from the truth."