Sample of school fee promissory note?

Oh, dude, a school fee promissory note is just a fancy way of saying, "Hey, I promise to pay my school fees on time." It's like a formal IOU to the school, saying you'll cough up the cash when they ask for it. So, it's basically a piece of paper saying, "I'll pay you back, I swear." Just make sure you actually do pay up, or you might end up with some not-so-funny consequences.