The document discusses energy spending by residents in Petaluma, CA, noting that the average household spends $1600 per year on utilities and $2900 per year on gasoline. It also notes that the total utility bill for all homes in Petaluma is $39 million, total gasoline expense is $72 million, and total energy spending is $111 million. The document suggests that if residents adopted various energy savings measures like buying more efficient cars, installing solar panels, upgrading appliances, and using smart thermostats, it could result in annual energy savings of $7.4 million for residents and increase local retail spending and jobs.