Maybe these archived webinars will help!
Dec 8, 2010 Census Bureau ACS webinar, with ppt and wmv files. Explains
difference between the 2010 Decennial Census and the multi-year ACS, ACS
products. See the right side of the page at:
Dec 14, 2010 Census Bureau ACS webinar, with pdf and wmv files,
including the thematic maps in AFF that drill down to detailed (tract)
Thanks to Trent Alexander, Chief, Data Analysis and User Education
American Community Survey Office.