1. Don&;t have a second child. 2. don&;t provoke. Don&;t buy air conditioner at home, just blow the fan. 4. The bowls and plates at home are all made of stainless steel. 5. Eat at home 365 days a year. 6. Never treat guests, and never touch other people&;s things. 7. Don&;t buy luxury goods, just buy necessities. 8. Buy a house instead of a car. 9. Keep exercising every day to prevent yourself from getting sick. 10. Relatives and friends have something to do at home. They only follow the ceremony and never go. It is better to earn money than to waste time. 11. Wear old clothes as pajamas. 12. Don&;t buy detergent, use hot water to wash dishes. 13. Replace all the lights in the house with energy-saving lamps, and turn off the lights immediately when people leave. 14. Uninstalling all shopping apps on your mobile phone won&;t waste a penny. 15. Buy two kinds of paper towels at home, the good one wipes your mouth and the poor one wipes PP.. 16. Don&;t buy fruit, buy more tomatoes and cucumbers when you buy food, and replace fruits with tomatoes and cucumbers. 17. Don&;t leave long hair, wash your hair and save water and shampoo. 18. Rainy water is connected to flush the toilet. 19. It&;s too hot in summer to go to the bank or supermarket to rub the air conditioner. 20. One more hand cream and fan will be sent. 21. Never drink milk tea, only boiled water. 22. Don&;t eat snacks, just eat. If you are really greedy, mix a cup of white sugar water. 23. Only 300 pocket money is left on me when I get paid, and all the rest is saved, so as to try to increase sources and reduce expenditure. 24. Go to the supermarket when you are not hungry, and then go when you are full. 25. Going to the supermarket will not push the cart, so try to take less and buy less. 26. There are few seasonings at home, only one bottle of soy sauce. 27. I am uneasy about the internet at home and often go to others. 28. Buy only small bottles of cooking oil at home, and buy more fat to cook oil and stir fry. 29. Stay away from unnecessary socializing, and fair-weather friends must be cut off. 30. Have a physical examination once a year, and the poor can&;t get sick.