You plan to buy the new iPhone when it is released 6 months from now. You believe it will sell for $999 dollars. You know that you will need to cut back on other expenditures to ensure you have the money ready upon release and decide to start skipping some of your daily Starbucks purchases to afford the new phone? Your usual Starbucks order costs $5? How many Starbucks coffees each month do you need to sacrifice in order to have saved the $999 for your new phone?