This excerpt taken from the BBY 8-K filed Feb 1, 2010.
Portfolio of strong retail brands
In the UK and Ireland, the Best Buy Europe Group operates under The Carphone Warehouse brand which was created when the business was formed in 1989. As a mobile phone retailer, this brand scores spontaneous awareness in the range of 50 to 60 per cent. and prompted awareness of over 99 per cent. In the rest of Europe, the Best Buy Europe Group operates under The Phone House brand,
which scores prompted awareness in most countries of over 90 per cent. In the US, where the Best Buy Europe Group benefits from a profit share agreement relating to the Best Buy Mobile business, the Best Buy brand has very high awareness levels, commensurate with its status as one of the worlds leading consumer electronics retailers.