The North American Heating & Energy Expo will be held in Boston May 10-11, 2005, at the John B. Hynes Exposition Center, in conjunction with the business convention of the New England Fuel Institute. There is no charge for all expo activities and all technical sessions, including seminars presented by PM columnist Dan Holohan and John Levey. A flat fee will cover all company employees for the business conference sessions. Call 617/924-1000 or visitwww.nefi.comfor further information.