Pay per click (PPC) ads usually appear in a colored box on search results pages and are separated from the regular search results on most major search engines and portals. Many of the larger PPC networks have many search partners and large global sweeping contextual advertising networks. Estimates suggest that between 10% and 30% of purchases which originate from search come from pay per click ads. Currently Google AdWords and Overture are the two largest pay per click search engines.

Pay per click search engine marketing has virtually no risks other than the budget you are spending buying the clicks. This means that you don’t need to be concerned about your site getting banned from a search engine for PPC services. The recurring costs for PPC marketing can be expensive since you pay for every click. Some of your more malicious competitors might click on your ads to cost you money, a practice that seems to be more prevalent in high margin industries. It is important to track your ads and report suspicious behavior.

Pay per click marketing may provide a fast and cheap alternative to investing in a full service SEO program. This method could possibly help you test your business model before investing into quality SEO services. Over time high quality SEO is likely going to be work out to be more effective and overall less expensive than most pay per click marketing, though the value of each depends on a market. Many marketers and webmasters use both PPC and SEO in tandem. The only way to be sure of the value provided by each is to test and track the results.

Many webmasters and newcomers to web page design overlook a crucial aspect of web site promotion, and that is the validity of the HTML code. What is valid HTML code? Most web pages are written in the language of HTML. As is true for every language, HTML has its own grammar, vocabulary and syntax, and each page written in HTML is required to follow these rules. Like any language, HTML constantly changes. As HTML has become a relatively complex language, it’s quite simple, and common, to make errors.

HTML code that is not following the official rules is called invalid HTML code. Search engines have to parse the HTML code of your web site to find the relevant content. If your HTML code contains errors, search engines might not be able to find the content on the page, and there, in the very skeletal structure of your website, ends your SEO efforts for high rankings of that page. Search engine crawler programs obey HTML standards. They only can index your web site if it is compliant to the HTML standard.

Most of the major search engines can handle and understand minor errors in HTML code, but a single missing bracket in your HTML code might be the reason your website can’t be found in search engines. If you don’t close some tags properly, or if some important tags are missing, search engines might completely ignore the content of that page.

How can you check the validity of your HTML code? Fortunately, there are free services that allow you to check the validity of your HTML code. The search engine optimization community’s HTML validator is the W3C HTML Validator . Valid HTML code makes it much easier for search engines to index your website so you ensure that at the most glaring mistakes in your HTML code are corrected

The basic working concept of the internet is that a user finds new web sites using search engines such as Google, Yahoo, MSN, or one of the smaller engines, such as Ask. A user will go to their site, type in what they are looking for and usually find it in the top two or three results. What goes on behind the scenes of every internet search involves complex software which has been designed intelligently enough to figure out which pages are the most relevant to what you are searching for. If you are looking to buy a product online, you will search for the product name and typically buy it from a company whose site comes up near the top of the result list. Search Engine Optimization (SEO) is the process of determining which search phrases, or “key words”, potential customers might use to find what you are offering, and then making the necessary changes to move to the top of the search results so that these users visit your website.

Determining what key words to target is where the process becomes complex. If you run a company that sells clothing, your first thought might be to target the key word “clothing”. There are a number of problems with targeting such a general word or phrase. If somebody is logging on to the internet to buy clothing, they are just as likely to use a search phrase like “pants”. The other problem is that if someone searches for “clothing”, they might simply be looking for images or information on sewing or perhaps they are simply interested in fashion trends. Spending advertising money on search engine optimization which results in visits from people looking for knitting instructions to make their own scarf will not be beneficial to your company or to the searcher.

A major part of the search engine optimization process is tailoring your site to be near the top of the search results for the key phrases you chose. This can be challenging, as the internet in inundated with competing web sites that would also like to be higher on the list. An important element of SEO is called SEO copyrighting because many of the techniques that are used to promote sites in search engines deal with text. Generally, SEO can be defined as the activity of optimizing Web pages or whole sites in order to make them more search engine-friendly, thus getting higher positions in search results.