They like people with friendly and decent behaviour only, If you will do the same thing with them like you are doing in USA , They dont like it they seek respect and they deserves.
I was selected for advanced level training in hospitality field in one of the hotel of Nashville,Tennessee , I am from very rich family I dont need to work for my whole life without checking my financial background they rejected my application 2 times, I lost around 2000 dollars and my one year of time. They just want to reject more and more applications to get them back to pay again.
Tell her that Thailand is better than USA , people are moving to Thailand from whole western world , she will not get somtum over there π I will suggest you to start one small restaurant βon paperβ and apply after one year , and Consider all the details of DS 160 you filled last time , US unpredictable. All the very best