What is work?
If you are visiting Thailand on a business visa or as a tourist pr Retirement visa can you still log on line and work from Thailand (clients and income based outside of Thailand) Can you continue to manage your investment portfolio is is this considered work? To me the definition of work is deriving your income from activities or being in paid employment in Thailand.
Technology and the internet allows you the opportunity to work online whilst traveling. You might run a consultancy business, Provide services online or even an online shop. Many people remain in contact with their office back home, respond to emails or manage their affairs/investments. Is this work?