Originally Posted by BERbound

I've got a flight booked AMS-LGW in early August, on the BA app it is offering me a CE upgrade for €79 euros.

If you have the BA app on your phone, go to my flights and click on the AMS flights , press the refresh button in the top right corner and if there's a upgrade available it will display it below the view/change your seat wording. You need to press the refresh icon though before it displays.