In this NY Times article on the hiring of Barbara Kolsun, former chairwoman of the board of the International Anticounterfeiting Coalition, as Sr. VP and General counsel of handbag maker KATE SPADE, there is a discussion of “purse parties,” where suburban housewives gather to purchase knock-off handbags.  They sell knock-off handbags in the lobby of my son’s pre-school, and I ‘m afraid that if I send a demand letter on behalf of a client, they won’t give my son a good letter of referral  for kindergarten. (Online subscription req. for