Consumers who want to compare energy deals could, in the next few years, be using power derived from wind power in Scotland.
Customers of energy suppliers might be able to switch their payment options under new rules.
The government's green deal is set to be a "fundamental game changer" in the pursuit of green cheap energy, the minister for climate change has argued.
It will take a shift in behaviour for some people to remember not to use excessive amounts of cheap energy, an expert has pointed out.
Business energy customers in Kent could be using power derived from a wind farm within a few years.
The problem with rolling out green cheap energy is that there are not enough people in the UK with the skills and training necessary to maintain such technology, the Centre for Alternative Technology has stated.
An energy supplier is to offer a range of advice and support measures to some of the most vulnerable cheap energy customers in Wales.