Like quantim said upthread, a Fed Tax ID number for this bozo would enable a craprain from FReepers.
I was going to 800-phone-bomb the jerk (and you thought PC dialup was outdated!), but, if, as you say, the scooter shop is a legitimate bidness, I'd only be creating collateral damage. Chances are this dickweed is just the most internet-savvy of a going concern involving several families.
Still, he must go down, and must go down hard.
Looks like someone in the jerk's family got a degree in bioengineering at taxpayer expense:
http://209.85.165.104/search?q=cache:MUwqNBtWMtkJ:www.nsf.gov/pubs/2000/gf00hm/gf00hm.txt+3259+106th&hl=en&gl=us&ct=clnk&cd=19
Also, although I kind of doubt it's relevant:
http://www.hamiltonwildcats.com/Become%20a%20Mental%20Warrior.htm