Translation of desconfiar

I congratulate you on your move to become a private Spanish teacher. People need to believe in you and the most important thing is that you need to believe in yourself. It won't be easy at the beginning.
She found it very unromantic that a man would not declare friendship to a woman. Anyway, after an hour or so they got off at a town called Chetumal which was on the border with Belize, where they lived.
Some of the people had invited me for dinner and I joined them. I soon found out that they were eating at their apartment and were cooking by themselves. I found myself peeling raw potatoes.