The car is taken out to survey a route for the bike club. Multiplying the car's odometer readings by 11/10 will give fairly accurate readings. It is easiest just to record the raw odometer readings while surveying. You could carry a small voice recorder on a lanyard around your neck ...
Keeping a detailed automotive log is an excellent practice and provides a valuable diagnostic tool. This book is a record of everything done to the car along with the date and odometer reading when it was done. Be sure to include the amount of gas at each fill-up, how many miles per g...