Look up drinkers and cups, and follow into white section until squares meet- kind of like playing Battleship. This is how many 12 oz bags you likely need for a TWO WEEK supply - just to give you an idea.
*The typical drip drinker uses a 12 oz cup, and the typical espresso beverage uses a double shot. Adjust accordingly, and know you can always change your order quantity or frequency at any time! SEE CHART