The first home profiled is from Toll Brothers, who struggled with keeping a luxury home style at a lower price point. Their solution was to eliminate walls to create the sense of space and size within a slightly smaller footprint.
Other projects in Los Angeles and Tampa are highlighted, and much of the conclusion seems to be that developers sell homes in today's market by targeting younger, first-time homebuyers. That includes "new 'youthful' signage and marketing materials to promote the community, eschewing newspaper advertising."