prevent crooked pictures 6
https://atomic-wiki.win/index.php/The_Right_Frame_Hanging_Tools_for_a_Level,_Secure_Picture_Every_Time
Even with a steady hand, photos often end up a little tilted, which can be distracting especially when the horizon line is clearly off. Taking a moment to check your camera’s grid lines helps you align the shot before pressing the shutter, saving you from having to crop or rotate it later in editing.