Managing Colour

There are many aspects to managing colour. From the basic brightness and contrast to dynamic range, white balance, adjusting hues to suit the mood and so on.
Here are some articles which give expert advice on how to manage colour in various situations:

Managing and improving Colour in your images
3 Tips For Preparing Holiday Pictures Properly3 tips for preparing pictures properly
Tips for High-Contrast ScenesTips for High-contrast scenes
Datacolor guides to Calibration of your monitor, printer, etc.Datacolor guides