I moved from one field to another and it's like everyone got a memo about what to wear that I never saw. In my old job jeans were fine; here people give me a look. I stand in front of my closet every morning with no idea what's going to make me fit in or stick out.
More people experience this than they realize.
Every industry has its own dress rules and you can't read them.
If this sounds familiar, the Library can help you find the bigger picture.