From the category archives:

ivr usability

Successful IVR System and Change in Call Flow

by Uttam Pegu on July 23, 2010

It may not be easy to define a successful IVR ( Interactive voice response) System. In single line, one IVR system could be termed successful when it has lowest abandon rate by both genuine new and old callers. When an IVR system is designed to perform some specific task for a caller, if the caller [...]

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IVR usability and Airtel (India) Call center

by Uttam Pegu on June 16, 2010

Recently, I came to know that Airtel ( Mobile Service provider in India with largest number of mobile subscribers, around 135 millions) charges caller to its mobile subscribers at the Rs. 0.5 per 3 minutes when they call their helpline number ( customer care) and speak to any human agent. The charge starts as soon [...]

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Voice User Interface (VUI) Design Tips

by Uttam Pegu on July 11, 2009

VUI ( Voice User Interface) is the call flow of IVR system. Usability of IVR is dependent on the VUI. So it is desirable that considerable amount of time be devoted in designing, testing and documenting VUI of IVR system before actually developing IVR system. Here are few simple VUI design guidelines of tips I [...]

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