Home or open your custom page.
Click on the map icon at the top left
Type the address of the desired location.
To specify the exact location on the map, select it by holding and releasing the pin or clicking anywhere on the map directly.
If you are going to bring oprils in the whole country, move the mileage bar to zero, that is to the far left and say apply.
If you are going to bring oprileri all over the world, move the mileage bar to the far right and say apply.
If you're going to bring a certain mileage of the address you've chosen, move the mileage bar to the left or right, select the area you want and apply.