In addition, the subsystem should activiate a "red flag" alert for customer loss when unusual market activities take place.

再次建立客户流失预警子系统，对客户交易的异常进行关注；

youdao

Since this elaborate electronic hoax is an embarrassment to the university at a level, will athletic departments create red flag words and phrases that alert the school of illicit conversations and then monitor player electronic communications like cell phone and computer data?

FORBES: Who's Been Duped? The Manti Te'o Hoax.