Before you pull the trigger and buy a system, take a look at how long the manufacturer guarantees the product for. You want a fairly long warranty because the system will have to pay for itself over time and help you begin to generate a profit. Therefore, make sure the warranty is for at least 25 years.
Keep your solar panels clean. If your solar panels are dirty or obstructed in any way, they won't work as well. Keep an eye on your solar panels and clean them if they're not quite looking their best. Hosing them down occasionally will ensure that they are much more efficient.
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Try getting recommendations for solar energy home equipment. If you have loved ones or colleagues that have solar energy at home, ask them to provide details of their experience or any issues they've been through with their system. It's important to consider other opinions on what you should or should not do.