Open a thrift store if you want. It has long been said that whoever collects junk in China will buy several suites for his son in Beijing for several years ... I also want to buy them. The second is to use waste and transform old things. Sell the collected old books and magazines as second-hand books by weight and read them carefully. Maybe there is some money in some books. Modify furniture, chairs, desk lamps, alarm clocks, etc. to produce unique artistic products; Cut and polish beer bottles and beverage cans into vases and other handicrafts; Computer motherboards and keyboard keys were dismembered and made into personalized jewelry; Broken jeans and jackets are deconstructed and combined into personalized curtains. Sofa cover and scraps are sold as mops, which are absorbent; Broken toilet bowls are made into flowerpots to grow plants to sell bonsai; It's good to play with garbage every day.