"It is important all our equipment is in service so we can maintain a good quality of electricity supply to all of our customers who depend on our service, " he said.

BBC: Electricity sign

"It clearly showed that public satisfaction with the service doesn't necessarily mean that the quality of the advice was good, " Ms Parker said.

BBC: NHS Direct call centre

But Levi insists the customer already has the choice of 18, 000 authorised Levi dealers throughout Europe which guarantees good service, quality and range.

BBC: Jeans battle goes to court

With that in mind, the video rental company thought it would be a good idea to look at the quality of the ISPs (Internet Service Providers) consumers are using in America.

FORBES: Netflix Ranks Google Fiber as the Fastest ISP