WELL FIRST AND FOREMOST , THEY SHOULD WALK YOU BACK TO SEE AND EXPLAIN TO YOU WHAT THEY ARE TALKING ABOUT, IF THEY ARE BEING HONEST.. YOU CAN EASILY LOOK AT THEM YOURSELF, JUST JACK UP THE CAR , AND LOOK AT THE BOOTS, THEY ARE BY THE INSIDE OF THE WHEEL ASSEMBLY , IF THEY ARE TORN OPEN LIKE THEY CLAIM, YOU WILL SEE ALOT OF GREASE FLUNG ALL OVER,, ON THE OTHER HAND THEY MIGHT HAVE SIGNS OF CRACKING , IN WITCH IT IS NOT AN IMMIADATE REPAIR THAT NEEDS TO BE DONE , BUT SOMETHING YOU NEED TO KEEP YOUR EYE ON.. YOU ALSO HAVE 2 INNER CV BOOTS ALSO , HOWEVER THEY RAREL GET TORN OR LEAK, BECAUSE THEY DONT FLEX LIKE THE OUTTER BOOTS DO..