Its online sales listing describes it as "one of Europe's most remarkable and unusual real estate opportunities", and at first glance, there's a lot to like.Makri Island, not far from mainland Greece, boasts almost 100 hectares of uninhabited Mediterranean beauty and a bargain price tag.There are no tourists, no port, no housing — in fact, no modern infrastructure of any kind Since then, the business has closed more than 3,000 sales.There have been multiple attempts to sell Makri over the past five years.It has appeared in internet listings for as much as €8 million and, at an unsuccessful 2022 auction, its starting price was €1.5 million — a valuation that has since plummeted again."Makri has become emblematic of a broader reality surrounding private islands in Greece: while often marketed internationally as ultra-luxury assets, ownership and development can be extraordinarily difficult in practice," its latest online advertisement warns.The island's auction paperwork was published last month, and it is set to go under the hammer in November.Mr Vladi's company is not handling Makri's sale, although it has caught his eye."It's a very beautiful island, I like it very much," he said