If you want to be sure then first buy the best house your money can buy in her name then rent it off her for 30 years renewable contract. At least she can't kick you out.
My medications were confiscated at customs as I had no license t import. Sent with DHL and 2nd time by post so won't try again. Will bring with me or buy in Thailand.
I know but the OP seems confused. Married 16 years ago in Bangkok with no certificate but the US allowed her in to US where he married again and so why not third time lucky.