In my books, I like to give you places you can go to get more information. By popular demand, here are the links listed from Strategic Eating:
Canning Butter, How to
Congressional Food Stamp Challenge
Container Gardening
Cream Cheese, How to Make
Energy Usage Information
FreeCycle, your instant network of fellow cheapies!
Honeyville Food Company, (for powdered milk)
George Carlin's "Icebox Man" Routine (Warning: Crude language!!)
USDA's "Cost of Food at Home"
USDA's Plant Hardiness Zones
Victory Garden History Lesson
Yeast Cultivation Lesson