Whilst being a specialist and quite a niche area, Aaron wall is providing the market place with a high quality eBook on the techniques most SEO programmers will use. Don't get me wrong this product is a highly targeted towards the SEO industry, and is normally used as a training manual. However if you run a online business you will find the information within this ebook to be vital towards optimising your website to be search engine friendly. One book as a SEO I would strongly recommend you read.
