I couldn't find the word "eligible" in the T&Cs. Surely that would make some of you guys happier?
Offer Period. This offer commences at 10:00am (AEDT) on 11th March 2020 and ends at 11:59pm (AEDT) on 15th March 2020 (“Offer Period”).
Conditions. The offer entitles you to 20% off the purchase price (excluding postage costs) on items at Official Dell Australia, except for the Exclusions, up to a maximum discount of $1000 per transaction, during the Offer Period. A maximum of two transactions applies. Multiple items may be purchased in one transaction (up to a maximum of 10 items per transaction). All monetary amounts specified in these terms and conditions are in Australian dollars (AUD).
Exclusions. This offer does not apply to items listed in the following category: Gift Cards (184609).
Redemption. To redeem this offer during the Offer Period, enter the redemption code PDTECH into the redemption code box during the checkout process. This code cannot be used in conjunction with any other eBay offer, coupon or voucher. You can only use the redemption code two times during the Offer Period. The code is provided to you as an eBay User and the limitations on its usage apply on that basis even though you may have registered a number of different eBay User IDs.