And, they did it so skillfully, you weren't even aware of what was happening. Well it is no great mystery, as I said previously.
Salespeople have the edge on their own turf with an uninformed consumer.
Salespeople learn tricks and techniques from the masters. They spend years trying to apply them, and even longer discovering the type of person who is most susceptible to each technique. You can't be confused or bamboozled if you can dismiss anything which even remotely resembles a manipulative sales technique. Once you recognize them, you might even want to learn to use them yourself. Some might come in handy when you sell your own car.