The most important argument to include in the persuasive paper would be: "People in our town bike often but have no safe place on the road."
This reason emphasizes the current safety concerns for cyclists and directly addresses the need for bike lanes. It highlights the potential for increased cycling activity if a safe infrastructure is in place, making it a compelling argument for improving bike lanes. Safety is a crucial factor for both current cyclists and those who might consider biking if safer options were available.