It is even harder to deal with lower-level shadiness, such as a secretary booking a flight for her boss and then getting a payment from the travel agent, or a receptionist getting paid to refer new enquiries to a rival firm.

• 跟那些下级打交道则难上加难，比如秘书为老板订机票从旅游公司收取回扣，接待员收受贿赂把公司新的询价透露给竞争对手。