In a popular YouTube video, money expert Rachel Cruze talked with her Ramsey Solutions colleague Jade Warshaw, a budgeting expert in her own right, about what consumers do wrong when they grocery shop. If you’re not convinced a shopping list is worth the effort, here’s something else to consider: Checking things off that list can bring a sense of accomplishment and boost your mood. Accountability is a great way to avoid common grocery shopping — and budgeting — mistakes.