The second chart is another business which keeps doors open on Sundays. In this case, it is even their busiest day of the week for both the total number of visitors as well as revenue. If you’re ever in doubt about your retail store’s optimal hours, give it a test run. Your total business potential certainly won’t be realized in the first couple of weeks, but you can use this trial period to see if there are any upward trends. If so, it might be worth expanding your hours. Additionally, the same data and rationale can be used to shorten hours and save your own time or your labor costs.