By Sumanth raghavendra
In the aftermath of the Sept. 11 attacks, business practices worldwide changed in multiple ways, and one of those changes was the dramatic increase in Web conferencing as an alternative to business travel. Over the past two years, what started off as a rearguard response to security concerns has evolved into a potent business case with multiple value propositions. With corporate travel costing companies millions of dollars annually, Web conferencing offers a new vista that not only reduces costs but also facilities richer communication, speeds up decision making, generates revenue and increases productivity.