Items have to be manually listed not auto relisted, and only during the promotion's duration. Items already listed and then sold after the promotion is activated do not comply.
It also has to sell within it's first cycle of listing.
If you still think the promotion should have been applied, contact eBay Customer Services, they have full access to your account and if an over charrge of fees has been made they can refund this for you.
To Contact Customer Services it's a Live Chat, or you can select to speak and request a Call Back. Click on this link:
https://www.ebay.co.uk/help/eua?id=5275&mkevt=1&mkpid
On the left sidebar you can see Have us Call you or Chat with Our Automated Assistant.
On weekdays lines open between 8 a.m. and 10 .m.
On weekends they open between 9 a.m. and 6 p.m.
