Technical writers, first and foremost, are testers and researchers. Your job is to know what people want to achieve and precisely how to achieve it.

Plenty of lightweight markup languages exist, but only three are really worth discussing: Markdown, reStructuredText, and AsciiDoc.

Developers extend applications or interfaces with code. They want to improve some aspect of an existing application or build something new.

What topics should be is relatively complete in their discussion of a particular subject.

Good change logs convince people to upgrade, inspire confidence in the direction of a product, and help developers take advantage of new features.

we can roughly divide readers into three groups: users, administrators, and developers.

Where can I acquire this product? If there are multiple distribution packages, which should I choose and why?

the better approach is to use a feature sometimes called "conditional text." Conditional text lets you selectively include or exclude files (or portions of files) in the final output.

How do I install the product? What are the basic configuration options, if any?