There are some days in the life of an entrepreneur when it seems that there aren’t enough hours in the day to get everything that needs doing done. OK, make that more than some. In light of this fact, the key to being more productive may be not to work harder, but to work smarter. A recent study from Vouchercloud showed that in the course of an eight-hour workday, the average worker studied was productive for only two hours and 53 minutes. If this sounds like you, how can you make the most of your work time in order to be more productive? While no one productivity hack is going to make your to-do list go away, there are steps you can take to ensure that you get the most out of your valuable time at work. Here are four tips to help you schedule a productive workday.