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In the last three chapters we've been discussing the principle Stay on the Page. Sometimes tasks are unfamiliar or complicated and require leading the user step-by-step through a Process Flow. It has long been common practice on the Web to turn each step into a separate page. While this may be the simplest way break down the problem, it may not lead to the best solution. For some Process Flows it makes sense to keep the user on the same page throughout the process.