Are you creative? If so how do you transfer your creativeness to the controls of your camera. This article gently explains the use of depth of field in creating different looks for your creative imaging.
The use of apertures either manually or with aperture priority mode is quite often confusing and misused.
This article does away with the mystery of how to apply the use of aperture to blur the foreground, background, or how to make everything sharp from the very front of your image to the very back.
We are all beginners every day.