Thanks to the installation of photovoltaic panels, end users have been able to take advantage of the latest innovations on the market. For example, inverters provided with storage system are now available. They save energy not used during the day in order to exploit it in the evening. In addition to this type of inverter, optimizers are also available; they increase the yield of the system by at least 20-25%. Finally, do not neglect the heat pumps which produce hot water, summer air conditioning and heating at no cost. In addition, individuals are able to take advantage of 50% tax deductions; the photovoltaic system shows us a wider choice of accessories in order to obtain maximum efficiency. As for the disposal of the panels, the manufacturers are able to offer it freely thanks to their registration in special consortia.