When you write an article, give your article a title and put the title - word for word- 3 times in the article. don't make it obvious. For example, an article titled: "How to train your dog," could have sentences like; Learning how to train your dog takes paticence and dedication, or understanding dog behavior is the first step in learning how to train your dog. I hope this makes sense.
Better look at the contents of the top search results for your keywords... use your own idea to understand. No one can teach you... you will have to be your own master.
One most important thing to make your contents SEO friendly is to avoid duplicate contents and recursion of Keywords. You should not use your page contents repeatedly on other pages of your site. Use your keywords about 2-3% in your contents and not more ( 3-4 time in every 100 words ).
- Check density of your keywords which per keywords should not more than 3 % in each page. - Make sure all image do include alt so that Google able to crawl what your image is all about. - Use less flash and too much media that cause your website slow. - Smart use size of the text and heading.
To make your article seo-friendly first of all you need to make your article that goes with your site theme. Target one or two keyword in the whole body but make sure that it is not more than 2-3%. Write a title that includes your keywords. If you upload any picture make sure that you enter its title and alt tag. I think this will give you a indication about how to make an seo friendly article.
SEO friendly should contain -Keyword density 2%-3% and make sure you use the keywords on the page title...
Here are the features which you should consider for making a SEO friendly website: 1. Analytics (Google is the best) 2. Semantic URLs (readable and rememberable) 3. XML Sitemaps 4. Controlling Indexation 5. 301 Redirects 6. Canonicalization