You should always have savings for a rainy day.
Robert receives his stimulus money in the mail.
Robert wants to do something with his money.
Robert deposits the money into his bank and invests some of it in stable stocks.
Robert spends all of the money on luxury items.
Robert is to cover his rent payment in half a year after his boss cuts his hours.
Robert is unable to afford to pay for an unexpected expensive trip to the doctor later in the month.