Sentence 1: Bob had used Progressive's Snapshot device on his car. 
 Sentence 3: Bob had to mail the device back to Progressive 
 Sentence 4:  Progressive then mailed it right back to Bob 
 Sentence 5:  Bob put it back on his car and vowed to find a better provider 
 Option 1: When he changed policies, he previous results counted. 
 Option 2: When he changed policies, he previous results didn't count.