It's not the banks around the world that are creating problems. The problems are caused by certain Chinese-Owned banks in Thailand, like BB, which are causing a lot of problems for their clients due to their incompetent staff.
If you own your property, with the Tabian Ban Blue Book, with Yellow Tabian Ban one, it'll be easier to open your savings account. They want to ensure your official residence in Thailand.
Because most of the Chinese scummers were BB clients. Furthermore, they sold out the opening of Savings Accounts to all sorts of people, using various agents as sponsors.