Here are some of my images for a latest project. I generally received good criticusm, I just need to go into Photoshop and play with the contrast sightly more, but the finally piece I choose to present turned out pretty well.
Just a recap...I place the letters/word on my windshield, parked, and took pictures from inside the car. I tried shots from different angles, drove around the park so the scenes would different in each picture.
With someone else driving:
Different area and angle:
Another image of the parkway: