We have to communicate with them more by sending lobbyists.
我们必须通过派遣更多的公关人员。
If you want to be healthy, you have to stop smoking cigarettes.
如果你要身体健康的话,必须停止抽香烟。
would be like trying to meet a friend in London without a pre-arranged rendezvous and absurdly wandering the streets in the hope of a chance encounter.