Beg, borrow, and steal with instant impunity-this charming IOU has you covered. Its handy checkboxes and prompts will help you make good on debts, favors owed, and mindless miscues. Payment doesn't have to be a pain!

• Forget those mobile payment apps and settle what's owed on paper
• Want to avoid awkward exchanges? Knock Knock notes do the talking for you
• 4 x 5.25 inches, 50 sheets