It depends oin what you believe his (or her) jursidiction is. They may have the entire state (Wisconsin does) as their secodnary area of coverage. They may also follow you committing a violation into another area.
They also have the right to make a citizens arrest anywhere.
The answer is defined by state law. In Oregon and Washington, yes. Other places the laws may be different.
depends what state it happened in some states yes some no
Yes, the officer can write you a ticket. The fact that they are unmarked does not change the law.
NO
no because they are not a cop
only the cop who wrote the ticket can remove it called ticket fixing
Yes you can I asked a cop
yes you can get a ticket if you get caught by a camera on highway.
just do it as you normally do.
No
no
If you are violating a parking law, absolutely. The officer may just ask you to move the vehicle but that is only at his discretion. If he chooses to, he may write you up for any violation you are making.
Can a Cop Write a Ticket? I think so, I would go for it, I think the younger the better.
No.