Try to find a home close to public transportation and within walking or biking distance of stores and services. Look for revitalized urban neighborhoods and avoid developments contributing to urban sprawl. Renovating Your Interior Sign up for audits with your water and utility companies, they're often free. Set up a schedule for implementing their plans. Install energy-efficient windows and doors.
Some utilities offer rebates.
Maximize natural ventilation by installing operable windows and ceiling fans. Recycle or reuse doors, fixtures and cabinetry. Look for salvage yards that buy and sell reusable materials. Use natural wall and floor coverings which are nontoxic and made from renewable fibers. Use recycled or sustainably harvested wood.