This document summarizes key points about libel law that webmasters should be familiar with. It discusses what constitutes a defamatory statement, the differences between libel and slander, how publishing on a website can constitute libel, defenses to libel claims including justification and fair comment, liability for hosts of defamatory content, damages in libel cases, and notes that England is considered the libel capital of the world due to its claimant-friendly laws. Risk assessment is identified as the most difficult question, as it involves judging whether a potential claimant would likely bring a case.