Cash is the soft currency of Kim Kardashian: Hollywood. It is used to purchase clothing, homes, furniture, and on dates. They also allow you to buy pets and are spent using the bus and airplane.
Paid Cash
Cash can be purchased from the Starshop by tapping the (+) near your cash with real currency.
Earning Cash
The most common way to earn cash is to film movies, TV shows, and commercials. The higher the rating you get on them, the more cash you will receive. Cash can be collected by talking to people, tapping on pets, tapping on your husband/wife, tapping on random things in the street, or completing achievements.