Amazing Final Laps Of The 2009 Nascar Nationwide Series Montreal 2009 Rain Ambrose vs Edwards

Amazing final few laps of the 2009 Napa auto parts 200 at Montreal when Carl Edwards wins after passing Marcos Ambrose on the final turn of the last lap!

How could Nascar rearrange the schedule to help avoid rain outs?

…Also places like Fontana where the track was extremely hot could there be some swapping race dates in the schedule to maybe benefit the drivers and fans?
…As it is now no changes have been made to the 2008 schedule so what ideas do you have?