Sentence 1: Paul's car broke down shortly after leaving the driveway. 
 Sentence 3: Paul found himself in over his head and called a tow truck for repair 
 Sentence 4:  The tow truck took the car to a garage where it was repaired 
 Sentence 5:  Paul then realized attempting repairs yourself can be expensive 
 Option 1: He managed to it and drive it back home. 
 Option 2: He decided to push it back home and repair it himself.