What is SEO? We call it, Search Engine Optimization a process or method to gain higher positions on major search engines like Google, Yahoo and MSN by searching the targeted keywords and phrases to increase online visitors, customers and inquiries to a particular website which is to be optimized for its web promotion, services offered by web development and search engine optimization companies.

Major Techniques and methods used in search engines optimization for a website are meta tags placement in website code, alternative tags (alt tags), directories submission which could be free or paid, link building or link popularity services which includes one-way links and link exchanging campaigns to increase the website popularity in search engines.

Now, let us elaborate these technique one by one -
1. Meta Tags Placement these are the tags used to define website title, description and keywords to search engine spiders or crawlers for fast indexing in search engines which can be appear in organic listing on searching any keywords or key phrase for a website. Meta tags are basically used to show your keywords and phrases to the search engines and to online visitors that what services you are offering.

2. Directories Submission submitting a site to free directories like dmoz and paid directories like yahoo directory which is the most important technique to raise your website up in search engines. There are thousand of free submission website and paid directories on internet. Directory submissions will make a website link popular by giving listing to that website in their directory category or categories. Like if you have submitted your website in 500 directories, then your website link is 500 times popular, if got listed. It means your website is being popular to the online visitors.

3. Link Popularity the techniques includes one-way link service and link exchanging services. One way links are those link directed to your website on any other website which is not so easy to gain and helps in making more back links to a website. Second one is link exchanging which is a partnership between two websites. We can simply say it exchanging of links which is also good method to increase website back links. So, by both methods in link popularity services, we make our link listed on other website, means giving website links to get popular to online customers and visitors. There are so many websites that are looking for link exchange campaigns for the their websites and also buy one way links with web pages that have a higher Google page rank.

Nowadays, Blogs and articles are also a good source in website promotion. We are saying search engine optimization process is website promotion. So, we have to understand what really website promotion is promotion of website means promotion of your website link.

How can a visitor come to your website?
Simply by clicking your website link what matters from where? No one can predict the customer.

Even from major search engines point of view, if you have higher no. of relevant links pointing to your website, then you can win on search engines with your targeting keywords and key phrases. Thats why it is concluded that its all about Links - your own website links which is to be popular to achieve ranking on search engine listing.

Note These are only my thoughts and views about this context.