NASCAR chairman Brian France isn't afraid to make changes to enhance stock car competition.
Since France took over the sport in late 2003, NASCAR has implemented what is now known as the Chase for the Sprint Cup and continually tweaked it in an effort to enhance the title race. The on-track rules have shifted over time as NASCAR went through new "generations" of cars.
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In an exclusive interview with Motorsport.com, France explained his approach to deciding when and how to make changes.