I plan my yard sale route on paper the evening before just to save gas when I use the truck to travel with. I plan also when riding to get the most bang for my buck. And most important of all...

If you don't see an old road bike offered for sale - ASK if they might happen to have an old Ten Speed bike, the kind with skinny tires and curved down handlebars that they would like to sell. I get my best deals this way all the time.