yes, you have to signal your turning actions at least 100 feet.
If it is an un-controlled intersection, the vehicle to the right has the right-of-way. In North America , the vehicle approaching the intersection on the right has the right of way, Yield to the car on your right.
before you enter the intersection
before you enter the intersection
before you enter the intersection
Red light, emergency vehicle coming, when you have traffic and will block intersection, pedestrian in intersection (whether they are J-walking or not, I'm sure there are more reasons
The vehicle on the right has the right of way unless entering the intersection at an unlawful speed
"A driver of a vehicle which is making a turn at an intersection who is facing a steady circular yellow or yellow arrow signal shall not enter the intersection or marked crosswalk unless there is sufficient space on the other side of the intersection or marked crosswalk to accommodate the vehicle driven without obstructing the through passage of vehicles from either side."
Other vehicle in intersection goes before you do
15 mph
On an open highway with no intersecting roadways, it is very illegal. You will cause an accident if the other vehicle decides to turn to the left at an intersection.
Which vehicle came to a complete stop first
If you reach an uncontrolled intersection at close to the same time, the vehicle who actually reached the intersection last is the driver who must yield the right of way. If you reach the intersection at the same time, the driver on the left should yield the right of way.