This group just sent me their first hybridcenter driving change newsletter. Check it out here: www.hybridcenter.org They are also looking for testimonials from hybrid owners, so give them your 2 cents worth!
The site also has a link to a nice section on State level programs and incentives, both proposed and active: http://go.ucsusa.org/hybridcenter/incentives.cfm So far, most NY ones seem to be the former