Seventy-seven percent of e-commerce consumers that have signed up for email marketing messages from a retailer said that they are likely to purchase from a company that personalizes messages based on their shopping and browsing behavior, according to a new report from Harris Interactive. The study, which was conducted online between December 11th and December 13th on behalf of marketing company Listrak, found that 82 percent of shoppers are likely to purchase more items from companies that personalize emails.