Does the Fourth Amendment Apply to Computer Search and Seizure? The U.S. Department of Justices Computer Crime and Intellectual Property Section has an online manual to guide digital forensics experts through the legal requirements of the search and seizure of electronic information.

Its available at http://www.justice.gov/criminal/cybercrime/docs/ssmanual2009.pdf and has a section on Reasonable Expectation of Privacy. There are four subsections: General principles, reasonable expectation of privacy in computers as storage devices, reasonable expectation of privacy and third-party possession, and private searches. Read these four subsections and summarize them.