Expedia isn’t saying there is any immediate litigation in the offing, but warns “there is no guarantee that the company [TripAdvisor] will avoid future liability and potential expense for legal claims based on the content available on TripAdvisor’s websites.” If TripAdvisor doesn’t successfully defend itself from such legal claims, it could face liability for “defamation, libel, negligence, copyright or trademark infringement or other legal theories” based on a variety of laws in the U.S. or abroad, Expedia says. The disclosure about potential liabilities came as part of an Expedia Inc. financial filing in connection with its proposed spinoff of TripAdvisor into a public company. The transaction, subject to shareholder approval, would be completed before the end of 2011. Get the full story at Tnooz