Home inspector’s are typically not experienced to inspect for mold. You should hire a true third party mold/indoor air quality testing firm in addition to your home inspector when buying a home. 
photo credit: goforchrisSneezin’ season | Mold, sap and dust on Christmas trees may aggravate allergies
http://www.greenbuildinginsider.com/articles/20091115_2
Very good article from a California based environmental consultants web site.
BUYER BEWARE
Like every industry, the mold business has its share of scam artists raking in huge profits from the general public’s lack of knowledge about mold. Unfortunately, awareness is the consumer’s only defense against getting ripped off for thousands of dollars.
Here is a list of common mold scams starting with the most popular, along with suggestions for how to avoid being the next victim.
http://www.orange-county-mold-inspection.com/mold-scams.html
Mold Remediation of a Kitchen Using Dry Ice Blasting
http://www.youtube.com/watch?v=5nbvDd737Cs&feature=related
Twitter: Mold_Expert