Enterprise collaboration (EC) technology can transform how employees work by eliminating barriers to collaboration, improving customer engagement, and accelerating the flow of information and ideas. But the turbulent EC market challenges application development and delivery (AD&D) pros to ensure that the right roadmap will optimize upfront and ongoing expenses and increase user adoption. The roadmap must also consider adjacent technologies that can affect system performance, user experience, and risk and compliance policies. This is an update of a previously published report; Forrester reviews and updates it periodically for continued relevance and accuracy.