It's no 
real mystery why there are just 31 "restart" schools nationwide -- 5 percent of the 733 listed by the USDE in its recent update on SIG models and schools nationwide (44 states). The restart model is arguably the most dramatic (draconian?) of the four allowed, in that it involves a change of governance as well as (ostensibly) leadership, faculty, curriculum, and the like. They can be run by a CMO or an EMO selected by the district, and must by law enroll the same grades and kids it used to enroll. They require a district to hand over a school that is about to receive an influx of new cash, which few districts are inclined to do. It also involves finding and vetting a provider interested and able in doing such a thing on very short notice, and getting state approval -- much more involved than finding new books or
