Setup SEO and market strategy

I need someone that can help me to setup my strategy for being a top ranked website. With my basic knowledge I can see that within business there are not very seo thought trough business out there. So my expectation is to become a top ranked site within the coming years. My website will be in Swedish but we can work it through in english. However I need you to do some key word analysis in swedish language under . se domain. Provide me guidance about search words, best practice, which channels to use and do on