Lets take a look at the PANTONE world and watch a few videos on how the choice and quality of a color can define brand and products.

Lets see how to create color swatches in InDesign.

Here are resources on how design and budgets affect color printing.

When to Use Spot Colors or Process Colors or Both

What is DPI and When Does it Matter?

And here are infos about color management with Adobe Photoshop.