Product Evaluation
ComsumerReports.org
Use the index online; then come to the library to see the article for free
Good Housekeeping at iVillage | ConsumerSearch | Epinions.com

Federal Agencies
FirstGov for Consumers | Federal Citizen Information Center
Federal Trade Commission for the Consumer | Consumer Product Safety Commission

Used and New Car Values
NADA
Kelley Blue Book

Links to More
Open Directory Project: Consumer Information
Internet Public LIbrary: Consumer Issues & Services