Here is our house when we first moved in. We have changed a lot since we moved in including taking those huge trees down on both sides of the step.
So here is what you have to do if you are going to paint any door outside. You need to thoroughly clean it with T.S.P. It cleans all the dirt off your doors and makes a perfect painting surface.
This was the first coat. I protected the windows of my door with plastic and was waiting for it to dry. I must say the house looks a lot more modern and somehow fresh and different.