A companion document to the White Paper called "Smarter Choices" researched the potential to scale up the small and scattered sustainable transport initiatives then occurring across Britain, and concluded that the comprehensive application of these techniques could reduce peak period car travel in urban areas by over 20%.
一份被称为“更加明智的选择”的白皮书伴侣文件研究了扩大小而分散的可持续性运输的潜力，这样，在英国，这些技术的综合应用可以有效的使高峰期城市车辆过度降低到20%以上。