How can programmers increase their second income? First of all, we must grasp the first income, do our current job well, and consolidate our technology! Let your first income reach a high level! The second is to save money and housing loans. When a wife's clothes can be saved, the clothes, trousers, diapers, and toys of the child can all be saved. No party, no meal, no travel! Cable TV fees can be saved if you do not watch TV! By saving money, you can have more deposits. Third-party funds can invest 5-6 RMB in revenue. First, you must learn about funds! Fourth, the stock is held for a long time with a savings of 1-2. Fifth, take a private job, open a shop online, open a website (in my spare time), and go to the training center for the sixth part to submit computer knowledge. For example, if you buy a shop house for rent, you must save a lot of money. You can purchase cheap properties in cities, such as those in your hometown.