Reasonable suspicion is legal standard used in criminal procedures and is looser than probable cause, which is less than a likelihood. With this standard it gives Law Enforcement the right to justify brief stops and detentions of a suspect for investigatory purposes and frisks. However, reasonable suspicion requires facts or actions that a suspect has, is, or will commit a crime. This isn’t enough to justify a full search.
Example:
Factors that can be used to form reasonable suspicion, a man driving after 2 a.m. on a Saturday night weaving across lane lines,