If you’ve ever searched “how many batteries do I need to power my house,” you’ve probably seen answers ranging from one battery to six or more. The reason the answers are all over the place is simple: they’re almost always based on national averages, which don’t reflect YOUR home. The truth is, battery sizing isn’t a single number. It’s the output of three variables that are specific to your house, your climate, and how you want to use the system. In this guide, we’ll walk through the same...

Let's get the uncomfortable truth out of the way first. The 30% federal solar tax credit — the one that put solar within financial reach for millions of American homeowners — expired on December 31, 2025. It's gone.  But there's an incentive available right now that most solar companies aren't talking about — probably because they don't offer it, or they don't fully understand it. It's called a Prepaid PPA/Lease agreement, and for the right homeowner, it applies a discount of 17% to 30%...

You did everything right. You researched for months. Got three quotes. Picked the premium battery—not the cheap one. Paid $15,000 because your installer promised "energy independence" and "massive savings." For the first few weeks, it worked perfectly. Battery charged to 100% daily. Your evening power came from stored sunshine. Your bill dropped from $180 to $60. Then something changed. You check your app this morning: Battery 23%. You check tomorrow: 23%. A week goes by: Still 23%. Your...