In San Diego, evidence obtained as a result of an illegal search may be excluded at trial, meaning it cannot be used against you. The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated.The Fourth Amendment requires that the search warrant specify the places to be searched and the things to be seized. The Fourth Amendment's rule against unreasonable search and seizures means that police may not search you or your property unless one of the following is true:. The Fourth Amendment to the U.S. Constitution protects against arbitrary searches and seizures of people and their property, even in this expanded border area. Amendment Four to the Constitution was ratified on December 15, 1791. It protects the American people from unreasonable searches and seizures. The Fourth Amendment of the U.S. Constitution protects Americans from random and arbitrary stops and searches. Directly foreshadowing the text of the Fourth. Amendment Four to the Constitution was ratified on December 15, 1791.