There are several ways to lower your gas bill. First, consider checking for leaks in your gas appliances and fixing them, as even small leaks can add up. You can also improve your home's insulation to reduce heating costs and opt for energy-efficient appliances. Additionally, review your usage habits—turning down the thermostat even slightly can lead to savings. For personalised advice, you might want to consult with your gas retailer or visit energy.gov.au for more tips on saving energy.