We were the only guests in a 50 bedroom 5 star resort., Mu Si.....swimming pool, but no restaurant or bar, but the staff would order in for us.........linen/bedding once every three days......30,000 baht a month.
Then towards the end of covid we stayed at the BKK JW Marriot soi 2....executive lounge for a month.....free food and drink.....1600 baht/day.