There can be many reasons for this they are If we have a robots.txt file and we have disallowed most of our website to be indexed. The second reason can be if the website has many broken links. The other reasons are having many password protected sections – if the spider can't reach them, there is no way to index them. We need to check if we have not made a mistake in listing the forbidden directories

This is the Google technology for measuring popularity among users. Yahoo has a similar technology, called Web Rank, and Alexa Rank is the Alexa technology. The way Google measures how popular a given page is based on the number and quality of sites that link to it.

Submit the URL of the web  site to search engines and search directories

Because search engines still use them for estimating search relevancy. although search engines might not rely on metatags to generate search results, metatags are used (to a differing extend) by most of the search engines Because it is a professional approach to Web design to have complete and accurate metatags,  since metatags are part of the html code of a page, they must also be done professionally, as the rest of the code.

We  can't include AdSense in our newsletter, because we cannot include Google ads in offsite content, as an e-mail newsletter.