If you're in the house-flipping business, you should know that people are willing to pay a lot more for a house with solar panels. Actually, first-time home buyers pay up to 40 percent more than predicted for entry-level homes with solar panels. Most of this stems from millennials yearning for greener amenities. They know that solar panels will save money in the long run. They find it advantageous not to have to have them installed. If they're ready to go when they move in, their energy bills go down right away. In sunny states, many homeowners can even sell off