If you’re looking for a creative way to bulk up your holiday budget or jump-start an emergency fund, the $5 bill challenge could turn out to be your new favorite money hack. The premise is simple: Every time you receive a$5 bill, you stash it away. What starts as loose change can turn into hundreds of dollars with almost no effort. Want to give the $5 bill challenge a try? Here’s what you need to know. What is the$5 bill challenge? If you’re new to saving money, participating in the $5 challenge ca ...