Instructions:After several hours searching flowers, this company seems like the best: I bought this bunch, couldn't find any better flowers for less than £100, and >25% off with quidco/voucher was just a bonus.
Info at http://www.arenaflowers.com/promotions/paypal
At checkout, type in "Paypal" in voucher box:
To claim your discount simply type the word PayPal (not case sensitive) into the discount code box in our checkout and click the 'Claim' button. Your 15% discount will immediately be deducted from your total order value. Simple.
You have to pay with paypal.
Valid for orders *placed* between 10th July and 23rd July inclusive.
Go through Quidco for 12% cashback.
PS. I bought this bunch http://www.arenaflowers.com/flowers/product/view/red_sky_at_night in deluxe