Having a different description meta tag for each page helps both users and Google, especially in searches where users may bring up multiple pages on your domain (for example, searches using the site: operator). If your site has thousands or even millions of pages, hand-crafting description meta tags probably isn't feasible. In this case, you could automatically generate description meta tags based on each page's content.
Each organic search engine ranking places emphasis on variable factors such as the design and layout, keyword density and the number of relevant sites linking to it. Search engines constantly update and refine their ranking algorithms in order to index the most relevant sites. Other variables that have an impact on search engine placement include the following:
Thank you so much for these great SEO techniques you posted on your blog. I also follow you on your youtube and listened to almost all of your videos and sometimes I re-listen just to refresh my mind. Because of your techniques, we managed to bring our website to the first pages within a month. Adding external links was something I never imagined that it would work. But it seems like it is working. Anyway, please accept my personal thank you for coming up with and sharing these techniques. I look forward to your new blog posts and youtube videos!
Nice work Laura! This is going to be a great series. I'm working my way through SEOmoz's Advanced SEO Training Series (videos) Vol. 1 & 2 to build upon the advice and guidance that you and your team provided to me during my time at Yahoo!. Now many others will benefit from your knowledge, experience and passion for SEO strategy and tactics. Best wishes for great success in your new role.