Just some neat math to consider.  3 different people, the first goes to starbucks infrequently (1 time a week or less).  The second goes regularly (once a day). The third is a Starbucksaholic (3 or more times a day).  Let’s say each person spends $4 each purchase.
Person A:

Spends $16 a month, or $192 a year […]