Spend €50 at Dunnes Stores using your AIB debit or credit card and get €5 back into your AIB account.
To activate offer login to AIB /Visa offers portal: https://aib.visaoffers.eu/offers. Registering is quick if you've not done so already.
As Dunnes currently have a spend €50, get €10 off your next shop, you should be able to avail of both i.e. get €5 back on your first shop and €10 off your next shop.