After the pandemic, many schools lost students, couldn't pay teachers, and some went out of business. Some, however, not only survived but thrived. Here we explore and extract the lessons and new business models for the sector and how to apply them: from all-online global schools to scaffolding teacher models in India to providing back-end services to government schools in Nigeria. What can we learn, and is there a viable model in the US? Can they be better than charters?