There are several key considerations that solar sales people need to keep in mind when selling residential solar. One key factor often overlooked is whether the roof needs to be replaced. Repeatedly, we see the answer should have been yes. Every year we get dozens of systems that need to be removed with damages to the home of over $100,000 because a solar salesperson did not consider the impact a poor roof would have on the installation. Luckily, you can avoid these costs by answering a few key questions in the sales process. To help navigate this aspect, we've compiled a list of 4 important questions to ask in your sales process.