Each one relates to one of the basic areas of knowledge required for project success: product, staff, customer, and schedule.

每个人都关联到了项目成功所要求的基本知识领域中的一个：产品，员工，客户，和计划。

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Customer service, schedule management and autoresponders are just a few possibilities.

客户服务、日程管理和自动回复只是几种可能。

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Adverse trends might impact system design activity with corresponding risks to technical, cost, and schedule baselines, as well as to customer satisfaction.

有害趋势可能影响系统设计行为，并对技术、成本，以及进度基线，和客户满意度都有一定的风险。

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Businesses can now use their existing landline numbers to field customer inquiries, schedule appointments, send out reminders, take orders and invite their customers to text them back-the way the vast majority of consumers prefer to communicate.

ENGADGET: Zipwhip endows existing landlines with the ability to send and receive texts

But other factors, like rising fuel prices and the proposed acquisition of US Airways, along with a trimmed flight schedule and customer desertions, kept the stock grounded.

FORBES: United We Fall

But other factors, such as rising fuel prices and the proposed acquisition of US Airways, along with a trimmed flight schedule and customer desertions, kept the stock grounded.

FORBES: United We Fall