Another Kobo 'innovation' is the
new promo: (US site)
Get 30% OFF when you buy 2 or more eBooks
Add 2 or more eBooks to your cart from the list below to see your savings. (The list is in the 'new promo' url above)
Here's the T&C
I don't know about anyone else but that sort of promo is definitely not my cup of tea ....