I know the big box companies are trying to convince Boston condo sellers to use their private listing system to sell your Boston condo. The truth is that as a seller you want to expose your listing early too the most people as possible.

Below Gary Keller, Executive Chairman of Keller Willams Realty, provides a compelling argument why you as a Boston condo seller should list your property on the Boston MLS for the most exposure.

Gary Keller, Executive Chairman of Keller Williams Realty, argues that broad listing exposure via the Multiple Listing Service (MLS) remains the most effective way for sellers to achieve maximum value.

In a recent op-ed and industry addresses, he outlined several key reasons why public marketing is superior to private or “off-market” alternatives:

Maximum Competition: The MLS immediately alerts virtually every agent and serious buyer in a market, creating a competitive environment that leads to better offers.
Price Discovery: Broad exposure is the only way to accurately “discover” what the market is truly willing to pay; limiting exposure reduces the chance of finding the highest bidder.
Negotiating Leverage: Restricting a home to a small subset of buyers—often within a single brokerage—undermines a seller’s leverage by eliminating external competition.
Transparency and Disclosure: Keller expressed concern that private listings are often “spun” to sellers as exclusive benefits when they may actually be limitations. He is advocating for full, side-by-side disclosure of the pros and cons of each method so sellers can make informed financial decisions.
Future Market Risk: He warned that a system of “withholding inventory” creates an opaque market that eventually harms the same sellers when they become buyers, as they will no longer have a full picture of available homes.

Keller has explicitly tied the need for clearer disclosures to recent legal challenges in the industry, warning that failing to fully inform clients about the downsides of private listings could lead to the next wave of major real estate litigation.