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1.Introduction
This course will take only about 30 minutes. This small investment of time will get you off to a good start or improve the skills you already have.

You can use the forward (right) and back (left) arrow buttons to move through the course.

To review a specific chapter, click the chapter heading to the left. Or, from the Course Table of Contents, you can access any desired page.

So, let's begin -- just click a forward arrow.