Back U CDN Customs Brokerage Advanced Brokerage This page goes into more detail for CDN brokerage topics. The topics included below are for employees who have worked in the department for a year and over and carry more day-to-day responsibilities. Advanced Topics in Canadian Customs Brokerage AMPS Valuation SIMA B2’s AMPS Case Study with Answer Key AMPS Valuation SIMA B2's