Now its about time they should add a option to see balance of promo credits.
One day. For now put a high-priced item sold by Amazon in your cart & see how much credit gets applied.
https://www.amazon.com/gp/feature.html?docId=1000811661#gcClick "Check your balance" on top left. Been around for years.
Not digital credits, promotional credits
I have been using that for years to track no rush credits. What is new with the new link?