The travel ban is even more effective as both a deterrent and a persuasive measure when applied to prominent financiers and other second-line supporters of Al-Qaida and the Taliban, who are unlikely to risk travelling illegally.
旅行禁令在作为威慑和劝诱手段适用于基地组织和塔利班的主要资助者和其他二线支助者时，成效更大，因这些人不太可能冒非法旅行的风险。