They can be remarkably helpful. Set a goal . Before you begin any search, have a very clear idea of what you want the site to accomplish. And write it down. First, there's the user interface .
User interface relates to the experience that a user goes through when visiting the site.
Essentially, a user who knows nothing about your business should be able to make their way through the site. The key here is to create an intuitive interface that meets your basic goals for the site. Then there's the design itself. What you want is someone who strives to balance issues of page performance with aesthetics, and that means understanding the loading time implications of designs they create. You will want to make sure that any implementation takes into account the range of browsers and browser versions that exist.