223 F.3d 648 (7th Cir. 2000) Andrew S. Grumhaus and Leslie Grumhaus-Davidson, Plaintiffs-Appellees,v.Comerica Securities, Inc., as successor-in-interest to Comerica Financial Services Inc., Defendant-Appellant. No. 99-4238 In the United States Court of Appeals For the Seventh Circuit Argued May 30, 2000 Decided August 3, 2000 Appeal from the United States District Court for the Northern District […]