Likewise, people ask, what are my rights when a police officer stops me?
Stay calm. Don't run, resist, or obstruct the officers. Do not lie or give false documents. Keep your hands where the police can see them.
Additionally, what rights do police officers have? You have the right to be informed of the charges on which you are being arrested. Most importantly you have the right to remain silent, to be informed promptly of such right and the consequences of not remaining silent. Any information uttered or willingly given to an officer may be used against you in court.
Thereof, do police have to tell you why they stop?
A police officer does not have to tell you why you were stopped, at least not initially. An officer can ask you to get out of the car, or stay in the car. You should do as asked, and remain cordial. This is definitely a situation in which it does not hurt to be polite.
Can a cop give you a ticket without stopping you?
The answer is yes. You can get tickets without actually being pulled over by a police officer. But it all depends on the state where you are driving. For example, many states have red light cameras that automatically take images of vehicles running a red light.