In sales, for pre-screening and the creation of prospect databases; data on customer behavior also enables cross-selling.

在销售方面，需要对客户进行预先筛选，形成潜在客户数据库；客户行为数据还有助于进行交叉销售。

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Waverly Cousin, center, examined passengers' faces at Dulles International Airport on Wednesday as part of a behavior-based screening program.

中间的那个人，周三在杜勒斯国际机场检查过往乘客面相，以作为筛分程序的行为基准。

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But user screening, awareness, behavior and education are now paramount.

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Security personnel should be given wide discretion to use the machines for anybody with suspect behavior or whenever there is a need for secondary screening.

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If a passenger sets off the metal detector, engages in suspicious behavior, or is listed on a watch list, secondary screening would be appropriate.

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