What should I be paying for SEO optimization?

slumlordo asked: I am paying $900 a month for SEO optimization for a condo a real estate site I have. Am i being hosed. Why is it a monthly fee and not a 1 time fee?websites design

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What is the best SEO tactics for the subpages of the site?

Nissana asked: I doing SEO for a large site (20+ pages). What are the best practices in regards to the sub-pages of the site? Should I put keywords for sub-pages, and if yes how similar can they be to my home page keywords? What about description and page title, how long should those be and [...]