But not everyone is convinced that the iPhone 3G is the next great business tool. Marcia Hecht, telecom manager at TiVo Inc., is turning down requests for corporate-supplied iPhone 3Gs. Not only has she yet to find arncompelling business justification for deploying the device, but she says there are also support and security questions.rnThe enterprise's help desk is testing the device, and might support e-mail and calendar functions for users who buy the devices on their own.rnHecht lists the following concerns that you might use to argue against deploying the iPhone 3G:
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机译：但是并非所有人都相信iPhone 3G是下一个出色的商业工具。 TiVo Inc.的电信经理Marcia Hecht拒绝了公司提供的iPhone 3G的要求。她不仅尚未找到部署该设备的令人信服的商业理由，而且她说还存在支持和安全性问题。企业帮助台正在测试该设备，并可能为购买该设备的用户提供电子邮件和日历功能rnHecht列出了您可能会用来反对部署iPhone 3G的以下问题：
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