I believe you can buy a single re-entry permit for 1,000 at IO or at airport (for the 1,000 plus small fee). You can buy multiple single re-entry permits. You do not have to buy the 3,800 re-entry permit if you are just going to leave 1 time.
it is not his first time. Did you notice he arrived last year in 2023? We are now a year later in 2024. (why the need to use CAPS? Do you think people can not read like yourself?)
This is for Hua Hin Immigration:- To do your 90 day reporting at HH Immigration Office, all you need is your Passport (if there has already been a TM30 lodged). Nothing more.. just your Passport.