Google eCommerce tracking installation and goal setup - repost

Need eCommerce tracking installed to site There is already standard Google analytic code installed. This will need to be working and tested, also you will have access to google analytics where you will fully setup conversion tracking for all products etc. Need someone with experience. You must have already setup tracking, goals/conversions and monitored conversions for an ecommerce site before. For bids to be considered you must confirm to me you have experience in doing this. The URL will be given in PM