What should I prepare for my dtv visa interview in Vientiane?

Update for interview softpower in Laos vientiane.

Docs to show.

Bank statement proof of funds

Receipt of payment for course

Course Documents.

NB. I had to log in to online banking and show funds and recent transactions

You can use trading accounts only for proof of funds to support yourself but not for the 500k (this i asked) and told the guy I didnt use them to prove 500k as it says on the website they cant be used but he said ok to show him.

I was asked what I do for work (self employed) with sales website

Accomodation staying with partner, showed copy of her baan book, id and a cover letter just saying she is having me stay with her from date open end signed by her.only couple of lines stating my name and that she would provide accomodation from october 2025