187 mobile professionals gave their views on how they use mobile devices, applications and services. As well, I asked questions about the scope of potential new applications of interest to them. Here's what one segment, the customer-facing professionals said about the usefulness of Group Call service.

How useful is group call to you?

Group call. Imagine that you get a message on your cell phone labeled ‘Manager’s Group Call’ and as you accept the call, the system plays a message from her that there is an emergency board meeting and she needs you to participate in a conference call right now. The system invites you to hit number sign to join the call. You enter the conference call immediately. 

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