How to Use "customs" with Example Sentences

1. Zimmerman has calculated that customs agencies worldwide seize approximately one-tenth of one percent of total imports .
2. Belgian customs didn 't respond to requests for comment .
3. The three countries inaugurated a customs union this year .
4. But not all ofjapan 's customs serve it well .
5. China is a vast landscape , with huge differences in income , climate and customs .