The Smart Energy Consumer Collaborative suggests utilities could boost participation by not treating customers the same.
MidAmerican Energy’s five-year efficiency plan replaces free in-home energy audits with access to an online tool.
Advocates are already pressing the online giant to help fund bicycle and pedestrian projects in Arlington County.
State and federal grants helped a dairy farm install a system that provides building heat and speeds compost times.
The City Council is expected to pass an ordinance giving homebuyers and renters access to more energy information.