The Kindle Store at Amazon.co.uk offers customers a vast selection of over one million books - including the most best-sellers in the UK - plus subscriptions to hundreds of popular newspapers, magazines and blogs.

ENGADGET: Hold the presses! Amazon UK selling more e-books than printed ones

Such retailers are not only needed to provide access to books, but because they are one of the most important ways readers find out about books that are not best sellers or highly reviewed in the media.

FORBES: Book Publishers Challenged by Distribution Problems