Notes for each item & Sales prices on Xbox.com
I like how this works across the entire web, but it needs a few things:
Notes (for each game). Sadly it does not show sales prices for games on Xbox.com. It only displays original pricing. It would be good if this supported sales updates and notifications of sales.
David Martin commented
I desperately want it to track Xbox digital sale prices on https://www.microsoft.com/en-us/.