We’ve lowered the temperature setting in the house by several degrees.
We’ve done some simple things that have cut our electric bill almost in half. Basically paying more attention to the lights, and unplugging appliances not in use.
My 1999 car is getting a little wobbly; the plan is to replace it with a hybrid Camry. But only when I have to.
And we have signed a contract to do solar on our house in the spring. Will let you know how that goes.