5) Create the body of your letter. The body content should be clear, concise, and relevant to the purpose of the letter. It should not include any unnecessary information or informal language. Be direct and try to keep it as brief as possible, often between three or four paragraphs in total. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.