Online store in a highly competitive field of medical supplies. We developed the functional part of the store design drew another web agency. As with all online stores after launch a huge work begins - analyze visitor behavior. We are not engaged in the promotion of sites, but always working in conjunction with the 2-3 marketing agencies, plus themselves periodically make analysis of visitor behavior. This gives us an understanding of how to refine and change the site to increase the number of calls and orders from the site (conversion).