Most online readers scan first
Eye-tracking studies show that most people in the United States read web content in an F-pattern starting at the top-left of a web page before moving further down its contents.
"F for fast. That's how users read your precious content." - Jakob Nielsen
Keep it short and simple
Web readers want to complete tasks quickly. Put the most important information in your first two paragraphs and make it easy for them to find what they are looking for by breaking up large chunks of text with meaningful subheadings, bolded keywords and bulleted lists.