Google, Amazon and Marks & Spencer have secured the top spots on YouGov's annual BrandIndex league table for 2011. YouGov annually measures the quality, value, customer satisfaction and reputation of consumer brands according to the input of 2,000 UK-based consumers.

It has proven to be a difficult year for marketers in the UK. Few brands have managed to improve their perceptions by consumers. "However, many outside the leaders have certainly bucked that trend, most notably British Airways, Android and HTC who achieved the highest increase in consumer ratings from 2010 to 2011,” said YouGov’s associate director for BrandIndex Sarah Murphy.  

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