[Ben: 8:30am gets his boodwork done.] [Shira: calls at 9:10am] Shira: How was your bloodwork? Ben: How did you know I got my bloodwork? Shira: The co-pay went through on the credit card.
Since when did Visa switch to near real time updates of your credit card statement? Forget tracking your significant other with some fancy schmancy GPS device, just watch changes to their Visa card and you'll know exactly where they are.