The methods that user experience and user interface designers utilize in order to create their designs may vary, but most are based on basic human intuition and empirical data. However, did you know that there is a name for these procedures that includes specific design guidelines? Fitts’ Law is a common law used by user experience and user interface designers to ensure their designs catch their users’ attention, and they remain focused on the product. Fitts’ Law is based on a model of human movement, which determines the most visually satisfying method to design a website. One of the most important aspects of website design are the buttons. It’s crucial to make sure the buttons are the right size and shape, and are placed correctly on the screen layout. Users are more likely to click on a button if it’s visible, proving that size and distance of the main target are crucial to Users are more likely to click on a button if it’s visible, proving that size and distance of the main target are crucial to design. Designers implement these tactics in order to make their targets obvious and easy to use. Check out this fascinating video that discusses the theories and methods incorporated within Fitts’ Law, and how to implement successful on-screen target placement. Users tend to move through screen beginning from the top left and ending on the bottom right. Based on this data, the on-screen layout should include its critical icons on the users’ curser path. In addition, design requirements vary based on the type of device, so when designing a UI for a touch screen or mobile device includes different tactics.