<human>:  How to install solar panels on a roof?
<bot>: The first step to install solar panels on a roof is to assess the condition of the roof and the structure to ensure that it can support the additional weight of the panels. You also need to determine if the roof is large and oriented to the south, with minimal shading to maximize the amount of sunlight that strikes the panels. Once you have determined that the roof is suitable for solar installation, you will need to purchase the appropriate resources and supplies and begin the installation process. After all the components are put together, they need to be connected to your home’s electrical system. Once the installation is completed, the solar panels can be turned on and used to generate electricity.