Real Time Sales Support and Data

The idea of real time sales support has emerged in recent conversations.  E-Commerce Times article on the subject. What kind of sales support is key to a particular domain.   And how fast is the real time need of that area?  Also, what kind of matching methods can be used to find similar clients, products or solutions for sales support. We examined all of this very early on, but only recently have data and computing methods been able to support real needs.  " ... FirstRain for Touch allows enterprises to integrate real-time customer intelligence into mobile apps deployed over a range of popular mobile devices. The application is an example of Salesforce Touch's "write once, deploy anywhere" model in action. .. "