Remember that your audience has not seen your slides before and will not be able to linger over them; they will need to see and understand each slide quickly. Consequently, text and drawings must be simple. Each graphic should present only one idea.  |
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Limit the amount of text on a slide. Some commentators recommend no more than seven words per line, and no more than seven lines per slide.
The first slide below contains too much text for the audience to process. The second slide corrects the problem by compressing sentences into brief phrases. 
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This slide tries to convey too many ideas at once. Its heading focuses on the variety of commodity grid kits, but the arrows in the graphic indicate a flow or interrelationship among some of the kits. The exact relationship, however, is unclear.
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Keep in mind that many of the templates provided with presentation software are unnecessarily ornate, full of fancy shading and designs and colors. Use color sparingly for emphasis. | |
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The template used to created the slide below introduces three problems:
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