Use Case for a Development and Design Process

Optimal usability assumes a consistently user-centered developmental process. This also entails an added emotional value which goes along with functional user-friendliness: the so-called “Joy of Use” arises from the emotional interaction between the user and the contents, features and functions of a website, and is a central image-boosting success factor. The present article will outline prototypical development and design processes for the interactive design of the internet vehicle market mobile.de regarding the “Joy of Use in Practice.” The article will also explain the iterative development process and effective interplay between employer, usability agency and web agency. mobile.de’s emotional user experience (and, consequently, its market image) can also be dramatically enhanced along with the considerably more comfortable operation, thus expanding the market leadership of mobile.de as Germany’s largest vehicle market.