Nassau County Property Assessment Project
http://www.nassaucountyny.gov/mynassauproperty/main.jsp  Search by address or section/block/lot for property assessment information.

Weekly Average Home Heating Oil Prices
http://www.nyserda.org/Energy_Information/energy_prices_supplies.asp  New York State Energy Research and Development Authority's homepage, providing information on energy patterns, trends, prices, and state energy plans.