Attach the top, then the bottom. Once they are set, slowly attach the curved areas around the door openings. I have done 4-5 of them. They can come out great.
Good luck.
Gino P. Quintiliani - Field Artillery - The KING of BATTLE!!!
Check out my Gallery: https://app.photobucket.com/u/HeavyArty
"People sleep peaceably in their beds at night only because rough men stand ready to do violence on their behalf." -- George Orwell