As improvements and enhancements are made to CITYgreen 5, they will be made available for download from this website. You will need your valid registration number to download the latest enhancements. To locate your registration number and version date, open ArcView and make sure the CITYgreen extension is checked. Then click on [Help] then [About CITYgreen]. The date of the latest revision is 5/14/03. If your date precedes this date, then you should run this update. If for some reason you cannot locate your registration number, contact Mike Lehman by email at mlehman@amfor.org or by phone (800) 368-5748 ext. 212 and he will look your number up in our database.