little distractions in the background as possible. any solid color that can easily be separated from the rest of the photo will be fine.
when you position your face in what you think is the correct position, it may require additional photos to be taken and move your position slightly before taking each photo to provide a range of images to select the most appropriate position for the art.
there are situations when it may be necessary to make overall image adjustments to make the face look more natural in the scene or blend with the art better. the image above is such an adjustment sample.
these are more samples of custom creations.
here 