I wasn't sure where to put this

So anyways, I need a good idea on how to have my computer remind me to check my mail [physical mail, snail mail] every 10 minutes tomorow from 12:00pm to 4:00pm. Anyone got any Idea's. If you got a vbprog post it, vbcode? post it. some program you found? post it. Doesn't have to be vb. thx.