Excessive noise, Blurriness or lack of focus, Compression artifacts, Overly complex or cluttered compositions, Low contrast or dull colors, Unintended visual distortions, Poor lighting conditions, Unintended blurring due to motion or camera shake, Distorted or incorrect proportions, Insufficient depth of field, Overly exaggerated or unrealistic effects, Strong vignetting or lens distortions, Unintentional artifacts or halos, Unclear or insufficient subject definition, Insufficient resolution or 