Technical and argumentative essay questions

Why is understanding the fundamentals of persuasion and argumentation necessary in technical writing?
In analyzing the audience for a persuasive document, what broader goals is the write hoping to achieve?
In planning a persuasive document, what constraints must the writer consider? Please be precise.
What are the elements of a persuasive argument? Briefly explain each.
A successful persuasive document must avoid logical fallacies, name them.
What is persona? What characteristics would help a writer to demonstrate, as well as establish, an attractive persona to his or her audience when preparing a persuasive document?
What are the elements of a coherent paragraph?