I keep a tire plug kit and a bicycle pump in my car.
How to Repair a Punctured Tire - YouTube
I've used these rope plugs maybe a half dozen times and they work
one time I was on my Kawasaki coming home from work and I picked up a nail. I was able to find a gas station with an air hose and I pulled the nail out and plugged the tire and got home without having to call for a tow