Good Riddles

Question: I am shorter when I stand and taller when I sit.
Sometimes I'm even called a pit.

What am I?

Question: Every time you lose something, you always find it in the very last place you would look.

Why is this?

Question: A father goes to prison and the mother will have to sell her hotel, but their young daughter is happy.

How can these parents tolerate such ingratitude and what put them in this situation?

Question: We are twelve in the family. I am the second one, as well as the youngest.

Who am I?

Question: Why would a hair stylist rather cut the hair of two brunettes than one red head?