What visa do I need to retire and teach English in Thailand?

The individual is retiring in October, marrying a Thai woman, and wants to teach English in Korat despite lacking formal qualifications. There's a discussion about the need for an O visa, ways to secure teaching jobs legally, and the implications of working without proper credentials. Various comments reflect on the challenges of finding teaching positions without a degree, suggest alternative job avenues, and emphasize the importance of securing a long-term visa before pursuing a teaching role. Insights include recommendations on teaching locations, the potential for private school engagements without a degree, and the need for a backup plan.