Someone creating a website must always keep many things in mind. First, a website must be standards-compliant so any browser other than IE6,7 & 8 should display things correctly. Second, website must be suited to browsing on smartphones, which differ significantly from desktop browsers in both screen size and input methods. Third, website has to be structured and developed with compliance to search engines guidelines for content presentation. Then there are such factors like page load speed, semantics, seo keywords, etc.
A great amount of skill and research needed to master all these aspects of website development. We at Redsolution have many years of experience developing quality websites that a capable of both bringing in a great amount of traffic and working reliably under heavy load.