If you work with the Federal Register (FR) or the Code of Federal Regulations (CFR),
you may find these free workshops especially valuable.
You can also take the:
CFR TITLE 2
List of Subjects revised as of January 1, 2004.
No Entries for Title 2
The U.S. National Archives and Records Administration
1-86-NARA-NARA or 1-866-272-6272