Having proper focus in an image is imperative. No one wants an out of focus picture of themselves or a family member, same goes for other types of photography. This is one of the basics, so you need to get it right all th time. In my video I go over how to use each mode, why you shouldn't focus then recompose & how I focus. You can also find out what the 1/3-2/3s rule of focus is.
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