you can stay with o visa for 3 months if you marid if not dtv visa if just fourist visa every 3 monts you go for visa border to get again 3 monts many people doing this for years you go with agency more secure to get thé stemp.
you can make s student visa also dtv vusa 5 years o m’y 250 eur but you need a conpany whe hire you outside thailand and need to have thé last 3 months money ok your account t’as statement.
option you invest part if thé money 100.000 baht i give you 120.000 baht back for every 100.000 baht we have multi business need more found to grow faster.