Hmm, thanks! I'm not sure why we couldn't figure that out. I can't remember if we were using the app or the website, I just know we were using mobiles.
Hm, I can't remember exactly what the condition is, but I know there is a situation in which they won't except PayPal because it's happened to me before. I think that might be if your order is under £10, or if you're collecting or something like that.