Book excerpt: When economic conditions are tough, we all need to watch our spending. John Harrison's simple, tried and tested methods will help you to enjoy a better standard of living while saving money and helping the environment. Discover the benefits of growing your own fruit and vegetables, raising chickens, making butter, cheese and bread, and brewing your own beer. Save energy, save on your bills. Harvest food for free and avoid waste. Play the supermarkets at their own game and get the best deals. See how to recycle, re-use, make do and mend. Find out if solar power is right for you and whether wind power makes domestic sense.