No poorly drawn hands or feet, no deformed or disfigured face or body, avoiding any error in the body's anatomy.
No effects of tiling, low exposure, graininess or digital distortion, to ensure high quality and sharpness in the final image.
No visible artist signature or watermark, so that the image is completely free of visual distractions or interference.
No abrupt cropping or parts of the image outside the frame, so that the scene feels complete and harmonious.
No excessively bright or contrasting colors, to maintain a natural and realistic atmosphere in the scene.