Balance

There are two types of balance:
Symmetrical

Asymmetrical

Line

Lines can convey many different feelings and emotions, for instance a curved eloquent line would create tranquil flow where as harsh rigid lines would give off the impression of anger or chaos.

There are actual lines that could have varied weight or depth, implied lines which could be something where the viewer would connect the points. For instance, a dotted line. And there are psychic lines which could be something like a hand pointing or the direction in which someone is looking.

Uity and Variety

A big part of visual unity is that you notice the whole before you look closer at the individual parts, here is an example of visual unity:

Repetition can help to create unity as well as colour and proximity.

Continuation is a great way to form unity by connecting the items with an implied or actual line, here is an example:

Patern and Texture

Pattern, as a general term, refers to a repetition of a motif
 For instance:

 This is a very good example of repetition of a motif.








Some patterns can cause a visual texture









This is a perfect example of what kind of texture can be created by a pattern