Grammatically Correct: The writer's essential guide to punctuation ...

GRAMMATICALLY CORRECT
This program enables you to: move text around, change its appearance,
add graphics and run a spell-check.
She's particularly good at sports such as: tennis, squash and racquetball.
The next section presents: an overview of our last study, a review of the
background literature and a detailed rationale for our current work.
STRENGTHENING CONNECTIONS
OR ADDING El\1PHASIS
This section describes a subtler role of the colon: that of clarifying
relationships or underlining a point.
RECOMMENDATION: USE A COLON
TO MAKE CONNECTIONS CLEARER
When one unit of information expands on or derives from another,
you can make their relationship more obvious by linking them with
a colon. The colon alerts the reader to the fact that whatever was
just said has some special significance, so particular attention should
be paid to what follows.
Compare the following two passages:
Glancing at the calendar, Morton made a mental note to buy a card that
afternoon. He had not forgotten Great-Aunt Alma's birthday in eight
years. The one time he had, she had temporarily cut him out of her will.
Glancing at the calendar, Morton made a mental note to buy a card that
afternoon. He had not forgotten Great-Aunt Alma's birthday in eight
years: The one time he had, she had temporarily cut him out of her will.
In version A, the reader has no way of anticipating that the
information in the second sentence-Morton's keeping track of the
birthday-has any particular significance. He's apparently a thoughtful
guy who remembers old ladies' birthdays, that's all. But then the
next sentence comes along and forces a reinterpretation of this
impression. In version B, while the reader still won't know Morton's
motive until the end, the colon makes it clear that there is a motive;
that is, there's more to Morton's card-giving than just being a good
nephew. Unlike version A, the reader will not have to stop and
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