Humans can tend to be very forgetful. I had a calendar on my phone full of birthdays, anniversaries, appointment reminders, to do lists, grocery lists and other things that were important to remember. The problem was, I kept forgetting to check it. That’s not a joke, it’s true. Most people lose their keys or the phone on a regular basis. There was even talks of a shoe with a beeper going on the market so people could find their missing shoes, especially kids shoes. However, it was nixed because they figured the beeper would also get lost and it was pointless. Doctors offices and places like that will send out appointment reminder postcards in order to cut down on no ca