There are many places where you can expect to have privacy. The most common being when you're on the phone or in your own home. Places where you would have a reasonable expectation of privacy: In your own home, on the phone, in your vehicle, or in your business office. The law on what constitutes a reasonable expectation of privacy is based on 2 factors that must both be met to qualify as reasonable. The first is whether the subject believed they had privacy, and the second is whether society believes that expectation to be reasonable. An example would be in a Starbucks there is no reasonable expectation of privacy because most patrons can overhear each other. Examples of areas where there is no expectation of privacy: Sidewalks, streets, public buildings, or sporting events.