Options like leasing and power purchase agreements (PPAs) from well-known solar names like Solar City and Vivint allow you to generate solar energy without up-front costs. Depending on where you live, there might even be a way for you to buy power from a solar farm. This article gives you numbers on purchasing and shows you how to take advantage of the tax credit extension before it starts to fade in 2020. But, that’s not the only way to go solar: Lease, enter a PPA, or join community solar and you can get still score major savings without any initial investment. To find the best option for you, get a handful of quotes and run the numbers.