@s8n you can store power using battery storage installed at home. Many people use this method when the live in more isolated/rural areas and need to save power for the rest of the day. People use barely any power during the day, apart from fridges and other devices that need to be plugged in 24/7. Panels collect energy throughout the morning/afternoon and the real usage comes at evening/night. It obviously depends on where you live, and if you have buildings casting shadows