4D, Inc. today released 4D Business Kit 2.1, the latest version of its e-commerce storefront solution. The updated version brings an Integrated Intelligent Behavior Engine, additional security features, enhanced sales reporting, and more. “Personal individualized Service has always been a major limitation for e-merchants, said Brendan Coveney, CEO of 4D. “The Integrated Intelligent Behavior Engine of 4D Business Kit 2.1 allows e-merchants to provide customized and personalized offerings to each customer. Of course, we have made it as simple as pointing and clicking to set up these individualized behaviors” 4D Business Kit pricing starts at US$499.