Offering manuals on a portable device could spare you the support calls and e-mails to your help desk from customers looking for answers to what's already in the manuals.

在便携装置上提供手册可以把你从支持电话和求助电子邮件中解脱出来，消费者寻找的解决方案已经在手册里了。

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One company is already offering to help its corporate customers move from e-tickets to paper tickets.

CNN: FAA imposes restrictions on e-tickets

First-e isn't offering any special help to do this so it may be more hassle.

BBC: First-in, first-out