The document provides examples for students to follow when suggesting ways to save money, time, and energy. It instructs students to write 6 to 10 sentences with their own suggestions and illustrations. Examples given include making a shopping list, turning off the TV when not in use, closing the tap when not using water, taking showers instead of baths, taking breakfast at home, using coupons when shopping, being informed about free cultural events, and sharing cars to work.