To improve a business, it is common to focus on customer expansion, or delivering a wider array of services that your customers will pay for. For the last three years, Multiple Listing Service has been focused on consolidation (more customers) as a way of improving the MLS. Before that, the focus was on non-dues revenue. Three untapped areas for growth where most MLSs have not been successful are rentals, new home marketing, and commercial real estate. These are enormous categories in the real estate industry that have been asymmetrical because of the MLS core basis of cooperation and offer of compensation.