As of 2004, there are probably fewer than a score of building supply retailers in North America committed exclusively to green materials. Most of those are small and concentrated in a few regionsparticularly the Pacific northwest, California, and Colorado. Most tend to focus on certain kinds of materials like flooring, interior finishes, and healthy-home products for the environmentally-sensitive. Some, however, like New York Citys Environmental Construction Outfitters and Seattles Environmental Home Center, handle a surprising range of products, including reused materials, and have a conscious orientation to local community development and the green building movement. Most have growing mail-order and Internet sales departments, and are involved in consulting and educational activity that complements their eco-materials work (Yost, 2001). Although these stores are still rare in North America, in parts of Europe, such allpurpose all-green centres are more common. Thus it is likely that they will be a wave of the future in North America. More common are regular building supply retailers who have a positive attitude toward the green building movement and try to stock what they can of green building supplies. An especially enthusiastic example is Central Californias Hayward Lumber, founded in 1910, led by fourth generation president Bill Hayward, which has seven lumberyards and four design centres, and employs 450 people (Hayward Lumber, 2004). Although green products constitute less than 10 percent of their sales, they are aggressively developing demand through green educational marketing efforts. Like the smaller all-green outfits, Hayward is an active member of green networks like the US Green Building Council (USGBC) and the Forest Stewardship Council (FSC). Although Haywood is somewhat unique in its environmental awareness, this level of enterprise has