Earn money by sharing your internet bandwith.
Share your internet bandwith and earn money. Earnings are currently low.
Take pictures and sell them as stock photography.
Get paid for unused internet bandwidth on your Android phone.
Government-funded program to make money from reducing your energy consumption. Turns off connected devices when the energy grid is overused.
Rent out your car when you’re not using it. Better done if you don’t care a lot about your car.