Symmetrical Balance: When both sides of an object are identical to one another.
Asymmetrical Balance: When one or more sides of an object are not identical to the others.
Radial Balance: When all elements radiate out from a central point in a circular fashion.
Scale: A system of ordered marks at fixed intervals used as a reference standard in measurement.
Proportion: Comparative relation between objects.
Emphasis: Giving something great stress or importance.
Contrast: To compare in order to show differences.
Variety: A number of different types of things.
Repetition: The act of repeating something.
Rhythm: Movement or procedure with uniform or patterned recurrence of a beat, accent, or the like.