Talk with the customer
Make some MockUps
Define the “Look & Feel”
Make the finishing touches
The best interface designs are invisible. They do not contain UI-bling or unnecessary elements. Instead, the necessary elements are succinct and make sense. Whenever you are thinking about adding a new feature or element to your interface, ask the question, “Does the user really need this?” or “Why does the user want this very clever animated gif?” Are you adding things because you like or want them? Never let your UI ego steal the show.
All interfaces require some level of copywriting. Keep things conversational, not sensational. Provide clear and concise labels for actions and keep your messaging simple. Your users will appreciate it, because they won’t hear you – they will hear themselves and/or their peers.
It describes the effort required by the user to successfully use a product. Relevant are attributes such as effectiveness and efficiency that lead the user to a satisfactory result.
UX (User Experience)
It is defined by the impression of a user when he or she uses a system or an object of the human-computer interaction. User Experience is the combination of usability, the look & feel and the joy of use.