Conversion Rate Improvement + SEO

Access can be provided to our Google Analytics account for this project. Please do not reply unless you have fully read this specificiation, and will offer a personalised reply. Automatic / copy and paste replies will be ignored. The website (S H O P O X I . C O M). We retail a wide range of products and require someone to analyse are site and suggest changes. - SEO. We are heavily SEO optimised, however we would like someone to suggest further achievable improvements to increase our Page Rank and Traffic. - Visitors. Most of our visitors come from Price Comparison websites. They have seen the product, they like the price, and they click through to our site. Conversions rates are around 2-5%. We want to increase this. Generally we need someone to work with us, to increase sales. Please reply with a rough idea of the improvements, and also if you would be able to implement them (webside improvements, coding etc need not be done by you).