Might seem too good to be true. In a society where the cost of energy increases with every passing season, the opportunity to create your own electricity and be paid for that which you create and feed back to the national grid seems like an ideal opportunity. In many cases it is. Even produce some electricity on cloudy days because they don’t require full sunlight to work. This means they’ll work in a typically British climate and you’ll see benefits even on dull winter days. The cost of solar panels.