I finished reading Designing With Type over the weekend. In addition to providing useful tips, the resource book reminded me of type design techniques that I loath, which include (but are not limited to) the following:

• Double spacing after a period. I don’t care what your fifth-grade teacher taught you: never ever double space after a period. Thanks to improved technology, we don’t have to jerry-rig sentence spacing like typewriters did. One space suffices.
• Underlining. Another antiquity from the typewriter days, underlining is a manual technique copywriters used to emphasis a word or sentence by returning to a previously typed section and underlining it with the underscore character (_). There’s no longer any use for it, even in web links (because we have color links). Use italics, a quieter, more readable alternative to highlighting. But use them sparingly, please — like once or twice max for any given document. Continue reading…