She's just trying to 'earn a living'. [=to earn the money needed for food, clothing, etc.]
He will do anything to 'earn his keep'. [=to earn what is needed to support himself]
He 'earned/won his spurs' by doubling the company's profits in the past year.
(..) I even dont know his first name have you seen any film? No i wont commit a suicide he forced me to put your and mother photo i will earn less money i will have small house and car i will do anything for you by true heart i have always obeyed you how much your professional camera costs? (..)2009 3 Idiots