I am the president of Fat ROI, a Polish group specialized in internet sales and marketing. We make digital marketing channels permeable and implement the most effective marketing solutions for sales and business. We advise marketers, produce all we can imagine in digital area and measure effects that we receive. Fat ROI is also an owner of www.cost-drive.com, new powerful accounting tool for marketing agencies. www.diff.us, a tool for spying changes on websites. My leading Gallup's talent is Maximizer (http://www.gallup.com/businessjournal/697/Maximizer.aspx)