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Best deals for big energy users

Do you use a lot of gas and electricity at home? Lots of power-hungry gadgets, a big house, a big family and poor insulation can all make you a high energy user – and you could save around £700.

Man holding energy bill and looking worried

Check your energy bill carefully; it could be about to rise more than you think

Energy tariff ending? You could face a £400 bill increase over the next year if you forget to switch. Plus the cheapest gas and electricity tariffs in May 2017.

Can you save money on off-peak electricity?

Find out which energy firms you can switch to if you have an Economy 10 electricity meter. Can you save money on gas and electricity?

Should you switch to a green energy supplier?

The best and worst ‘green’ energy brands according to their customers, plus can you save money on buying renewable electricity and gas?

Best ways to contact your energy firm

You’re most likely to phone your energy company, Which? research reveals, but other methods are easier. Find out how best to contact your gas and electricity firm.

EDF Energy customers beware: your bills are rising again

EDF announces a second price rise in six months. Not with EDF? Your gas and electricity bills could still increase £400 if your deal is set to expire in April 2017.

Energy prices are top worry for two thirds of you

Energy bills getting you down? Beat price rises and cut your gas and electricity costs with Which? tips. Cheapest energy deals for April 2017 revealed

Five energy myths busted

Are the big energy companies always priciest? Is dual fuel cheapest? Can you switch gas and electricity supplier if you rent? Which? reveals the truth behind common energy myths.

Prepayment energy customers face more problems

Gas and electricity customers with prepayment meters encounter more problems than those with standard meters, Which? research reveals. Will the price cap help?

Switch energy firm to get 2008 prices back

Npower, Scottish Power, EDF Energy, Eon, SSE and British Gas customers on standard deals could save up to 22% on gas and electricity bills by switching supplier.

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