Just had a notification on my tablet, £10 pounds off a £50 spend today http://amzn.to/2jvUxAp
Items have to be sold by Amazon, read the terms and conditions first, you can still go through the link.
I just signed up another account and shared my prime benefits with that account. Doesn't cost anymore and still all the benefits of prime, without spoiling surprises.
EDIT: Another way here https://www.cnet.com/uk/how-to/how-to-shop-on-amazon-without-ruining-the-holidays/