it sounds more like a rejection because they didnt see your work as sufficient. and on 600 €$£ a month it will be cheap charly frugal lifestyle. not sustainable. they know it, i know it, you hopefully know it, everyone knows it.
are there even experts that really have expert knowledge? most of the expert stuff that we always read is just bs 😅 often these are just a ripoff and play with fear of people….
me, as a german, has a double taxation agreement and we germans already getting fuc*ed by our country’s tax and social contributions payments. so therefore we do not pay tax in thailand… just one example… 😉