What to study for the Customs Broker Exam?

According to CBP, exam topics typically include: Entry; Classification; Trade Agreements; Valuation; Broker Compliance; Power of Attorney; Marking; Drawback; Bonds; Foreign Trade Zones; Warehouse Entries; Intellectual Property Rights; and other subjects pertinent to a broker's duties. Further, the Customs Broker License Examination is a four and half hour long, open book test, consisting of 80 [...]