The following documentation is provided to give users additional information on the ACS data products and to provide user assistance.
A guide to the ACS data products on the American FactFinder Website is located on: http://factfinder.census.gov/home/saff/aff_acs2008_quickguide.pdf
An overview of the changes in the data products since the 2007 ACS, including new products, is available on: http://www.census.gov/acs/www/Products/2008/prodchanges.html
Details on 2008 data products availability are available on: http://www.census.gov/acs/www/Products/2008/schedule.html
Guidance on making data comparisons between the 2008 ACS, 2007 ACS, and Census 2000 is available on: http://www.census.gov/acs/www/UseData/compACS.htm