It's more efficient to weed out reasonably inteligent people as quickly as possible. Making the email obviously a scam to anyone with half a brain basically gives the real fools a chance to self identify, and the scammer can focus his time on them.
Antihero
Putting AMS garbage, and $500 ebay wheels on a Z is like dressing a Victorias Secret model in a Walmart dress and Payless shoes. You're embarrassing yourself.