[Source: Barbara Stocklin, City of Phoenix] — The Historic Preservation Office (HPO) is a sponsor of this year’s Arizona Statewide Historic Preservation Partnership Conference at the Hyatt Regency Phoenix in downtown Phoenix, June 18-20.   The conference will include a free Historic Homeowners’ Expo on Saturday June 20, from 9 a.m. t0 1 p.m.  Four hours of educational sessions on topics of special interest to owners of historic homes, such as improving energy efficiency, researching an historic home, green living, and a mini historic preservation grant workshop.  Also included will be a hall of vendors, where trades specific to historic preservation will be available to discuss their work with homeowners.  For complete details, click here.