I tried to purchase a power cable from a well known supplier and a red banner popped up saying this is stricted, find an item to pay in person!Although I don't buy much on eBay I have never seen this before. How do I make a normal purchase?

Why do I get a red restricted banner when I try to buy a cable? | Buying

Why do I get a red restricted banner when I try to buy a cable? | Buying | eBay Australia