1. Keyword density refers to the ratio (percentage) of keywords contained within the total number of indexable words within a web page.
2. The preferred keyword density ratio varies from search engine to search engine.
3. In general, it is recommended using a keyword density ratio in the range of 3-7%.
4. Keyword Frequency refers to the number of times a keyword or keyword phrase appears within a web page.
5. The theory is that the more times a keyword or keyword phrase appears within a web page, the more relevance a search engine is likely to give the page for a search using those keywords.

No matter how hard some people try to mystify SEO, it is not as complicated as many would lead you to believe. Despite all the techno jargon that many in the field will throw at you: SERPs, SEM, PageRank, Keyword Density, Vertical Search, Algorithms... SEO is really simple to do if you understand some basic concepts and follow some easy steps..

Much has been said about search engine optimization (SEO). Many web publishers actually pronounce it as the key to the Promised Land of online prominence. After all, 80% of the traffic you can generate for your website will come from the search engines. 80% is a pretty huge number, one which should not be neglected. Capture that much a percentage and you can rest assured that your online endeavor - whatever it may be - will most certainly have a good chance to achieve success in the World Wide Web.

And the way to win the search engines' favor is through SEO practices. SEO tactics are as varied as they are many. Most of us know about keywords, keyword density levels, and keyword placements. A good number of us know about the need to regularly update our content, the importance of back links, and the essence of link popularity.

But times change and so do the requirements of search engines. And the newest kid on the block? Sitemaps..

On page optimization factors like bolding text, keyword density are things you should do, but they are not nearly as important as the off page factors. In this article, we will focus solely on off page search engine optimization factors so that you will get your website to the top of the search engines.

Off page search engine optimization essentially refers to one very important factor and that is which other websites are linking to your website and how they're doing it..

Keyword distribution for SEO purposes at face value appears to be a simple concept. Distribute your selected keywords evenly across your site and wait for your ranking to rise! Unfortunately, like many things to do with SEO it's not quite that simple and many an individual misinterprets the basic principles or quite simply gets it wrong. Below is a small snap shot of some of the common mistakes and problems associated with keyword distribution and some suggested solutions…

Your keyword lists are the root of a good PPC campaign. You should properly research and source quality keywords. Create a good long list. Go deep and go wide, by this I mean investigate every avenue and every avenue off every avenue etc.

Here's a quick example of how to expand your lists by investigating related avenues. In this example I'll use mortgage as the base keyword..

SEO copywriting has changed dramatically over the past two or three years. Then, it was all meta tags and keyword density. Now, SEO copywriting is more about quality inbound links and useful content that reads smoothly.

Google's 2010 Mayday algorithm update also emphasises quality content at the expense of 'long-tail keywords' whose demise is spelt in a single, simple term: 'irrelevance'.

The Google Mayday Update of 2010  — and all the other regular changes to the search engine's algorithms  — are focused on delivering optimal search results. The problem for SEO is that these kaleidoscopic changes throw the existing body of optimisation knowledge into turmoil  — for the short term at least…

Wordtracker is a web-based service that gives you the capability of finding the best keyword phrases for your website. Choosing the best phrases for your site is the single most important thing you can do to ensure the success of your site..

After years of running websites and earning a full-time online income, I am constantly reminded that it all comes down to keywords. Actually, it all comes down to obtaining top rankings for your profitable keywords in the search engines, mainly Google.

And that statement has to be refined even further, it's all about obtaining top keyword rankings and keeping them at the top. You must consistently keep your keywords in the top spots on that all important first page of SERPs since your keyword rankings can make or break your online marketing.

If you're targeting extremely competitive and profitable keywords you will have your work cut out for you; unless you have tons of money to buy your way (links) into the top spots, expect to spend months if not years, getting to those top listings. Google has frowned upon link buying and has taken steps to fight it, but this practice is still widespread throughout the web..

Search engine optimization (SEO) is necessity for the success of almost every site. SEO is the use of keywords from the beginning of the site that is called page title to throughout the website content. In particular, the density, placement and the actual keywords phrases themselves..