Just saw this on Amazon UK:
Subscribe to one or more of the Kindle email newsletters by 23:59 on 15th June to get 1 free Kindle Book out of a choice of 3.
Between 20th - 24th June, all subscribed customers will receive an email from Amazon that includes a link to select your free book.
There's no details as to what the selection of books is though.
Newsletter subscription page here and T&Cs here
Subscribe to one or more of the Kindle email newsletters by 23:59 on 15th June to get 1 free Kindle Book out of a choice of 3.
Between 20th - 24th June, all subscribed customers will receive an email from Amazon that includes a link to select your free book.
There's no details as to what the selection of books is though.
Newsletter subscription page here and T&Cs here