or get a non OA from your home country and you won't Have to do the 800,000 start putting in 65 every month and your done use wise and tick funds for living overseas which shows on your bank as international transfer use BKB OR YELLOW bank They accept larger transfers.
We had what they called a home visit but they did it via Line app video chat showing entry to the house , number and quick look around the house inside
Looking at the Department of Transport, it looks like they might have dropped it to 60 days in a whole year Its not an easy read its a easy process at the land registry about 500bht for both licenses including all paper requirements or use an agent if you don't have time