Budgeting is like going to the dentist. You know you need to do it, but it can be a painful process.

Sitting down and taking a hard look at your finances isn’t necessarily fun, especially if you’ve been dreading it, but it’s necessary if you’re serious about growing your wealth and reaching your goals. In fact, creating a budget is typically the first step toward getting your finances in order.

And it doesn’t need to be like pulling teeth—there are ways to set up a fairly simple and easy budget. All it takes is a little bit of time and effort.

But why do you need a budget? What are they for, and how, exactly, can they help you? Stash’s Charlotte Bailinson and Sam Becker will walk you through it.