This may be making the rounds through email, but I just got it this morning.
Do you know how old the tires really are on your vehicles? Just because you bought them "brand new" doesn't mean they are safe. Check out this 20/20 coverage (following a brief commercial) regarding valuable information concerning the shelf life of new tires:
I think we will be much more careful about buying tires from now on, and think twice about buying used ones! It's always better to be safe than frugal.
Note: If it doesn't play in Firefox, try it in Internet Explorer.