We use Payhip in London, UK to deliver your eBook and securely handle your payment, generate invoices and handle refunds, if necessary. You can pay with your Paypal account or choose a credit card through Paypal. Your transaction is secure. I never see your account or card detail, but Payhip sends me your e-mail. If you live in the EU, Payhip automatically adds the correct VAT on top of the price of the book.
Choose below between .mobi for older Kindle readers, .awz3 for newer Kindle readers, .ePub for all other readers like Apple, Sony, Kobo, etc. and .pdf Make sure you pick the right version.
Moving your purchase to your e-Reader is easy. If you are unsure about how to move your purchased eBook to your reader, here are some instructions:
A general overview that covers how to move eBooks over many readers is here: http://ebooksbridge.com/www/ebb/index.php?main_page=page&id=23 and here: https://support.humblebundle.com/hc/en-us/articles/202712300-Viewing-Your-eBook-Files-On-Your-Reading-Device
Finally, you can always search for "move ebook to e-Reader", or be more specific e.g. "move epub to Samsung Galaxy"
Please note that all sales are final at 4.99 € (plus VAT - if you live in the EU)