But if not, a pack of 15 XL freezer bags from Tesco cost £2.75 - making each freezer bag just 18p. Here's what you need to do. Simply grab your freezer bag and pop the kettle on. While the water ...

Each bag costs $20 and unlocks $30 in rewards — which means you're effectively making money while keeping your old stuff out of landfills. So how does it work? All you have to do is order the ...