If you want to become Search Engine Optimization Expert visit this
training guide

http://search-engine-training.blogspot.com/

... never seen so many ads in all my life ...

well, we can't be expert in just one reading,.
if we really want to be expert in the field of SEO, we should continue reading article, browsing SEO forums abd be updated on new SEO learnings. Know new techniques and never stop studying as SEO is a continuous learning process

read seo blogs like matt cutt's blog,. you can really learn on this one and for sure you will also be updated on SEO new techniques./

a real SEO Expert for me is the one who practices white hat technique and never used any form of black hat just to have the rankings in Search Engines., A real SEO goes with the flow of every Search Engine as it algorithm frequently change

I think actual experience is worth more than becoming an expert by reading alone. It is one thing to have the theory down. It is quite another to have "the touch".

If you want to be seo expert then should learn lots of seo techniques technically. There are many companies offering good seo guides