Why? Why do you use toggle switch vs. a drop down? Why tabs? Why long page? Why…?
Often times clients want to know why proposed solution, feature, interaction, visual treatment – you name it, is better than another. In some cases we, as consultants, can speak from experience, in others it’s good to have some experimental data to support our recommendations.
In case you are designing a mobile application and deciding on navigation, here is a great article about side vs. top navigation that can help you make a decision which layout to use: UX designers: Side drawer navigation could be costing you half your user engagement.
Anthony Rose shares his experience with using top then side navigation and what those options meant to the user experience with the app (spoiler alert: engagement time dropped).