Get as Green as Possible. Prior to investing and installing solar panels on your roof, what other smaller investments can you make to reduce your monthly energy bill? Buying energy efficient light bulbs and EnergyStar appliances, and caulking your windows can help dramatically reduce your utility bill.

Shop Around. At this point, most solar installation companies offer similar rates of $6 to $8 per watt, depending on the size of the residential project. But what is negotiable is the maintenance fee.  Some companies include that in their overall package, while others will charge you for the proper upkeep which includes regular maintenance, washing and check-ups.   Ask neighbors who’ve already had installations for recommendations.

 Catch more of Farnoosh’s advice on Real Simple. Real Life. on TLC, Friday nights at 8 p.m.