There was a time that by simply adding good content to a site a website was deemed acceptable and worthy of regular return visits by web readers. However, today web/blog authors must contend with SEO search ranking techniques and appealing, user-friendly web design to attract web visitors to their sites.
This brief overview will offer some top advice on how to make a site first capture the eye of SEO ranking bots; then ensure a visitor's interest and return visits.
Secrets of Successful User-Friendly Designs

Page Length
Many times, more is not better and such is the case with Internet readership. An article post less than 250 words and more than 1,000 words long is not going to hold attention for very long. The Internet is fast-paced and most web readers generally like to get in and out fairly rapidly while feeling they have gotten the basics of information needed.
Complete Yet Concise Paragraphs
Generally, an article post should be written to contain anywhere from 3 - 5 paragraphs. Moreover, with a minimum of 250 words to a paragraph, the average paragraph should consist of 2 - 3 sentences but no more than 3.
Headers and Headings
Typically, when there are more than 250 minimum words in an article/blog post, the post should be structured using H1 tags for titles and sub-divided according to category with the use of H2 and H3 sub-headings as seen below:

