On Bicycles, and.... what else is there?

Buried in the FAQ of the Team Bike Challenge is the following restriction on trips. There's nothing else in the rules I can find. What trips count for the competition The competition is for promoting the use of the bicycle for everyday transportation. As such, the rules state that rides must have a different start and end point, thus training rides where you ride in a loop starting and ending in the same place do not count and stationary bike miles do not count. Bike rides to a store, restaurant, friend's house, or any destination do count. So how do I interpret this? Basically any ride where a destination has value count. So, would any reasonable person make the same trip by means other than a bicycle or walking or mode which offered no explicit training benefit? If the answer is "yes", then the trip replaces a potential car trip, and it is a transportation trip. Yesterday Cara and I rode to the top of Mount Diablo from Walnut Creek, then returned to W...