One of the most often asked question is How much yarn do I need? or Do I have enough yarn to knit my sweater?

If you are substituting yarns, or creating your own pattern, it is critical that you know how to calculate the amount of yarn needed.

Pour yourself a cup of coffee, get out a swatch, your calculator, ruler and pencil and follow along!

Here's a link to the tutorial Stitch Types and Yarn Usage