7 Laws of UX Design and what happens when you break them

In this article, we will explore 7 UX design laws and see if popular flight booking websites follow these rules and if no, how the result looks like.

Doherty threshold

Previously the normal response time of a computer to a user’s action was equal 2 000 milliseconds. The research has proven that new time, only 400 milliseconds, made users feel more addictive to the application.

SO: Do not make people wait for more than 150–300 milliseconds (depending on the screen size) after they perform an action.

Most of the web pages are optimized, yet there is one thing almost all airlines can not do instantly: show the results of a search. To make waiting less burdening and entertain a user, they show animated images:

Planes are moving around the country, capturing user’s attention

People are happier when they are busy. Create a sense of doing something/observing an animation instead of staring at the standard loader.

Fitts’ Law

The time required to move to a target depends on the distance and relates inversely to its size.