The most involved section of the guide involves advice on how to blog anonymously: from the easy -but-traceable to the involved-but-apparently-paranoid.
The IRS arms its auditors with a Cost Segregation Audit Techniques Guide. (You can read it at the "Businesses" section of IRS.gov.) As the guide notes, there have been many (and sometimes conflicting) court decisions on the classification of property.
You can always go to the BBC News website's in-depth section on pensions which also explains the state of UK pensions in graphics. and includes a video guide to the different types of pension schemes.