Getting people to open up is a skill. It's also much easier to do with peers. Honestly, it's enough of a skill that I can't give you "quick pointers"-but check

Getting people to open up is a skill. It's also much easier to do with peers. Honestly, it's enough of a skill that I can't give you "quick pointers"-but check out the book The Charisma Myth, and pay special attention to Focus Charisma. That's the skill that you need to get people to open up about all their problems & concerns.