Instructions:This site is German but also has sites throughout Europe, including in the UK.
They're currently running several voucher codes which give 10E off any purchase, with free shipping, meaning you should be able to get yourself some freebies!
So you should be able to get the following for free or nearly free:
# Photobook Hello Format 12×17,5 cm 40page = 0 euros
# Photobook CheersFormat 17×17 cm 18page = 0 euros
# 142 reprints in 10cm Format = 0 euros
# 2 big reprints in 30cm Format = 0 euros
# 1 Photoposter in 40cm Format = 2.99 euros
# 1 Mousepad = 0 euros
# 1 personalised towel (randomly) = 2,50 euros
Ok so you can use the British site to find the item you want, and as a translational tool if you're as rubbish at German as I am.
Then upload your pics via the German site and pic your product.
The voucher codes are:
TRPR4487 (10 & Free Shipping)
TRPR3294 (10 & Free Shipping)
TRPR2696 (10 & Free Shipping)
TRPR0000 (10 & Free Shipping)
TRPR2572 (10 & Free Shipping)