The background should not distract from the main subject.

Avoid unnatural and forced posing, prioritize authenticity and genuine expressions.

Avoid inappropriate contexts and narratives.

Avoid capturing activities that are controversial or inconsistent with Vietnamese cultural values and traditions.

Shot by low-quality phone camera.

Over-editing pictures.

Unclear subject with distracting elements in the frame.

Poor composition and lack of clear intention.

Bad lighting that affects visual quality.