when you arrive in Thailand you need to apply for an none O visa..then alert you can apply for one year marriage visa..no documents required and and personal bank details..they will arrange all for you..they are very effective fast and reliable..of course the charge a fee but its not so expensive..and saves a whole lot os headache
You can apply for one year marriage visa..although first you need an none O type visa first..I have also done it..but I used an agency in BKK..if you need any further info just pm me,I will be happy to help..also use a Thai company for my insurance