Buy Harringtons Dog Food on Amazon. Amazon is also much cheaper than most other outlets at £21 (most places £30+)
Case of Harringtons Treats (worth £12-15) free (treats vary from packets of 5 to 8)
PLUS free delivery.
Great deal if you buy this dog food - I recommend as Low Flatulence !
The link I provided takes you to the Amazon page, go towards bottom and there is an offers promotions link.
Just add both to basket and it discounts. When buying select the 1 off option (not the subscribe)