A. GENERAL

For purposes of this Annual Report on Form 10-K, unless the context otherwise indicates, when we refer to "us," "we," "our" or "ours," we are describing Integrys Energy Group, Inc.

Merger with Peoples Energy Corporation

On July 8, 2006, WPS Resources entered into an agreement and plan of merger with Peoples Energy Corporation pursuant to which, among other things, Peoples Energy will become a wholly owned subsidiary of WPS Resources. On February 21, 2007 the merger was completed. Effective with the closing of the merger,...