The move-up client is a local client
These families know the valley. They know the difference between Green Valley and Anthem, which schools they want, and how long they are willing to sit on the 215. The work is not selling them on Las Vegas — it is solving a sequencing problem where two transactions have to fit together without leaving anyone homeless or over-leveraged.
That problem is financial, logistical and emotional in roughly equal measure, and it is much easier to solve before either home is on the market.