Your search William E. Duffy, Plaintiff-appellant, v. Kevin W. Landberg, Attorney at Law; New Concepts Businessservices, Sued As New Concepts Business Services,inc., a Minnesota Corporation,defendants-appellees.susan M. Quaderer, Plaintiff-appellant, v. Kevin W. Landberg, Attorney at Law; New Concepts Businessservices, Sued As New Concepts Business Services,inc., a Minnesota Corporation,defendants-appellees.dennis G. Hacken, Plaintiff-appellant, v. Kevin W. Landberg, Attorney at Law; New Concepts Businessservices, Inc., a Minnesota Corporation,defendants-appellees.federal Trade Commission, Amicus on Behalf of Appellant did not match any document.