Guerrillas know that their clients are not buying things, they are buying expectations. It's a brilliant strategic move. You'll also create such a skirmish, that the experience of dealing with you will be memorable. Now that you have a plan, it is time to work that plan. It's that or bust.
Expertise is more important than ever before.
You care about them and they care about you. A couple of words come to mind. Both words can have a profound effect. It's too pushy. They liked me.