Employee paid leave is often overlooked because it has been around for what seems like forever. It's fairly standard, and the biggest advancement in recent history has been moving from a split vacation/sick model to a paid time off or "PTO" model, where employees can use the leave flexibly for illness, vacation, or other personal needs as they see fit. The problem, though, is that people still don't use that time as they should. They carry heavy leave balances, which creates liability f...