We all remember from English class the rule of Subject -- Verb Agreement, which means you wouldn't say "That book are great?" but rather "That book is great." The same rule can be applied to photography, if we look at how the subject of the photo relates to the framing of the picture, what I call Subject -- Frame Agreement. The most common incident where we find this error is in distance. Being too far away from the subject ...
Before you turn your DSLR off always reset your settings to a "default" setting that you are comfortable with (i.e. 200 iso, 125th shutter speed, widest aperture setting, and Auto White Balance). This gives you a consistent starting base every time you use your camera.
