10.9kW system at 10.9kW systemReplacing Old Solar System with NEM2.0 with New System 4kW system added to home in Hayward, CAAdding Capacity to an Existing Solar System 6.8kW solar systemSolar on Fragile Clay Tiles 7.2kW system at Belmont, CASolar on Flat Roofs 10.2kW system at Castro Valley, CASolar on Flat Roofs 8.91kW system at San Jose, CASolar on ADUs