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Designing Readable Documents
Planning Ahead
Organizing the Content
Writing Clear Sentences
Writing Computer Instructions
Using Tables & Graphics
Paying Attention to Typography
Checking Spelling and Grammar
Checklist for Readable Documents
Computer Conventions Overview
Further Reading
Technical Writing Glossary
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Designing Readable Documents
 


Topic 6: Paying Attention to Typography and Other Rules of Thumb

Now that you have written and revised your text, it is time to think about layout. With word processors it has become very easy to design your own layout, but be careful not to use these great layout features too much. Use a style that invites your reader to actually pick up your document and read it. Think about what is important and make sure it stands out. Because you chunked the information in Topic 2, you should have no problem creating ample white space on the page.

In this topic about typography and other rules of thumb, we will briefly discuss:

Highlighting

Use underlining, italics, bold, and color to aid comprehension. All have been proven to aid comprehension. Avoid using it too much though: if everything is COLORED, bold and in italics, nothing stands out any more.

All Caps

Don’t use more than a few words in ALL CAPS per paragraph because it actually lessens comprehension. Use of caps for major headings and occasional words is appropriate.

Why doesn’t ALL CAPS work? Capitalizing for emphasis encourages word-by-word reading rather than reading for overall sense. Typing words in all capital letters destroys the shape of the word—all words become rectangles—and therefore obscures information that readers use to identify words.

Other techniques for emphasis are more effective, including boldface type, type size, white space and boxing.

Type face or font

Type faces or fonts (as they are called on the computer) can be divided into "serif" and "sans serif styles." Serifs are cross strokes at the ends of the main strokes of letters. See for example the difference between

Times New Roman, a serif style, and Helvetica, a sans serif style.

You can use different fonts for the main text and the headers. Research suggests that on paper the serif styles may be easier to read, perhaps because the horizontal lines of the serifs propel the eye across the lines.

Often a serif style such as Times New Roman, Garamond, or Palatino is used for the main text, and a sans serif type face , such as Arial or Helvetica, is used for the headings. Similar to the caution regarding highlighting, however, it is wise to limit the number of fonts you use in one document.

Type size

Use 8-12 points. These are most legible for most readers. Point size may appear larger or smaller depending on the font.

White space

Make sure it is ample. No more than 60% of your page should be unbroken text.

Margins

Align the text on the left hand side, but not on the right hand side. You can use centering or alignment on both margins for headings, but it decreases readability in large blocks of text.

Have margins of at least one inch on each side. The left margin is usually a bit larger. Use for example top, bottom, and right margins of one inch and a left margin of 1.5 inch.

Sentence length

Hold sentences to 25 words.



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