I just want to post an update...

Unknown to me, and as it became clear, my original e-mails became lost in the 'ether' and not received by Matrix Games, however, I did not receive an undeliverable message so this added to my confusion..?
After overcoming this obstacle, Joe Miller at support ...

On 5th June I tried to purchase some games during the recent sale, however, payment seems to be stuck at PayPal waiting for authorisation from Matrix Games/Slitherine and the selected products remain in my cart - though now at the higher prices. I have sent several e-mails to the support team but ...