October 1, 07, I got this email from SmartUSA "Dear smart Enthusiast, Thank you for your interest in smart USA. Unfortunately, cruise control is not an option on the smart fortwo model. If you have any other questions or concerns, please contact us via email, or by phone at 1.800.smartusa. Thank you for your interest in smart. You will be hearing from us soon! Mili Shedrick Customer Care smart USA 1.800.smartusa"
No other explanation was available over the phone when I called to ask about aftermarket possibilities.