1. Analyze key phrases that prospective clients search products and services your will offer.
2. Analyze the geographic area that you want to target and take that into consideration when forming your key phrases.
3. List key phrases based on highest to lowest return on investment.
4. Take the key phrases that will bring you acceptable return on investment and create and publish an optimized web page for each term and see where Google rankings the pages for the key phrases. Based on the rankings recalculate how much money needs to be spend on link building to bring these terms to required positions in the search engine results pages.