Trespassing laws are designed to protect property owners' rights by prohibiting unauthorized entry onto their land. These laws vary by state but generally classify trespassing as entering someone else's property without permission, whether it's residential, commercial, or agricultural land. In many jurisdictions, trespassing can be either a civil or criminal offense. Civil trespassing may result in monetary damages, while criminal trespassing can lead to fines or imprisonment. Property owners often have the right to post signs or use barriers to indicate that entry is not allowed, helping to enforce their rights under trespassing laws.