Do you want to change your Gas or Electricity supplier?

There are over 20 gas and electricity suppliers in the UK with varying tariffs. Prices are in a state of flux, changing constantly with the competition and global energy prices. There are several comparison websites with differing information and for the average consumer it is all bewildering. Your bill also depends on the size of your house and consumption. You can save money by switching suppliers. Do you want to switch or have you recently done so? Who is your supplier, which city and what is your bill like? How did you switch and how much did it save you? Did you use a comparison website or did an agent visit? Share your experiences and help those who are thinking of changing their current supplier.