What should I consider before leaving Thailand for good?

The user outlines their preparations for leaving Thailand, which include financial obligations, legal requirements, and personal health decisions. Key tasks listed are cancelling the work permit, changing tax residence, securing an international driving permit, managing accommodation costs, and handling health procedures. Community members suggest additional considerations like obtaining a Thai tax clearance certificate, checking police records, and ensuring appliances are off. Suggestions for transitioning smoothly to a new location and tips for saying goodbyes are also discussed.