Don t let the fun of being creative take away from the main focus of communicating effectively. The style of the image must be relevant to the subject of the project. The style influences the way a reader gets involved with the project. First decide were your document needs an illustration for support, and then choose the image and style that will best support your project message. This subject was suggested by Sue Petryk.
All caps is a feature that inexperienced designers often use.
Nowadays with all the font choices we have available it is no longer necessary to use all caps to make text stand out. I d encourage you to break. So all caps versus lowercase is a way to contrast type. Contrast is a wonderful design tool. Not only are each individual capital letterforms different from its lowercase form, the form of the entire all-cap word is also different.