Octopus Energy has made waves with green tariffs and top-notch customer service. But many new customers wonder how vouchers or coupons actually work in practice. First, these vouchers are typically provided when you join through a referral code or during certain promotional periods. They grant a credit on your bill, making it cheaper to power your home or electric vehicle. Next, redemption is usually straightforward, requiring just a code submission through your online account. This means you can immediately see the impact on your total charges. Lastly, vouchers encourage more consumers to embrace renewable options, thus expanding the community of eco-conscious households. It’s a simple way to save money while also supporting sustainable energy.