With the ever changing interests of people around the globe it's become increasingly vital to keep changing the dynamics of a business as well. A business needs to keep abreast of the latest in this competitive world today and so should its website design.
Even if your website has already been running for years, it may require restructuring or redesigning to keep up with the times. Search engines also favor websites that are restructured and revamped more often than others because it keeps the substance in it fresh and active. It gives the audience a hint or a clue that this is a website that is more often used than the others.
Website redesign also gives the search engines reason to believe that it offers a good deal of priceless content, and therefore should be ranked higher than others which have probably not been updated or undergone a change of web design in a while. Website redesigning will give you the leverage and will permit you to make any of the small changes to your website that you would like.