20,000 miles annually suggests highway miles. is that your usual travel? that might be a fair explanation for some people. personally, i would rather buy a car with 80,000 on it all highway than a car with 50,000 in the city. my mother put 265,000 miles on a chevy blazer (130 mile daily commute) so i have seen the benefits of highway driving. the blazer never had any major mechanical problems. largest repair was fuel pump. dealer also gave us $3,000 trade in for it. make sure the buyer understands how your car was maintained, driven, and pampered... if it was