The English Teacher
The English Teacher: Writing Analogies
Analogies are useful when communicating ideas that a reader wouldn't otherwise understand. This tutorial explains how to use analogy in writing.
Other
Polynesian University: Academic Writer: Analogy
Describes different writing strategies to be used with analogies to help get a point across. Gives three good examples.
Other
Spelling police.com: Analogy
Informational site that provides the definition for and examples of analogy.