Selling Agile is not like - Selling Cars
If you're sold on agile and want to sell it to others then obey rule number 1.
Rule 1: Selling Agile is not like Selling Cars
You believe in Agile. You want to sell it. You are an advisor. You want to be a trusted advisor.
You won't be trusted if you come across like a car salesman. You don't need to manipulate. You won't get away with it anyway.
Read this long, but well-written and utterly fascinating article Confessions of a Car Salesman about an undercover journalist's stint at selling cars and you'll see why car sales-people have such a poor repuation. Hint: they are trying to rip you off.