Which of the following best defines cooperative sale models in real estate?

The definition of cooperative sale models in real estate primarily revolves around the collaboration of multiple brokers to facilitate transactions. In this model, brokers work together through a listing service, often referred to as Multiple Listing Services (MLS), to share property listings and facilitate the sale process. This cooperation enhances the marketing reach of properties and provides buyers with more options, as various brokers can show the same property while ensuring that the seller's interests are represented through multiple points of contact and expertise.

This collaborative environment stands in contrast to models where sales are managed by a single broker, which would limit the potential exposure and market reach. It also excludes auction-based sales, which follow a different process and have distinct principles. Additionally, cooperative sale models require legal contracts to outline the terms between sellers and brokers, as opposed to sales without legal contracts, which undermine the necessary legal framework required in real estate transactions. Therefore, B accurately captures the essence of cooperative sale models in real estate.