The document discusses the background choices for a final piece that was intended to have a sense of depth of field and older style similar to photographer Andre Kertez. The city picture provided depth and a natural purple tint. The casino picture was chosen to contrast black and white with a red card, and all the objects could be found in a casino creating a tense atmosphere drawing the eye to the red. While another background provided warmth, the casino background had a stronger link to the targeted artistic style and sense of tension.