InspectAPedia.com: An online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice - illustrated, detailed, in-depth research on finding, diagnosing, testing, correcting, & preventing building defects, energy conservation, & indoor environmental hazards. Unbiased information, no conflicts of interest.
ASHI.org: The website of the American Society of Home Inspectors. You can find the ASHI Standards of Practice here.
New York State Standards of Practice: Home inspection standards in New York State.