Some recent binary options auctions on eBay:

TRADING BINARY OPTIONS: STRATEGIES AND TACTICS (BLOOMBERG By Abe Cofnas

$60.49
End Date: Thursday Sep-13-2018 0:58:20 PDT
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TRADING NADEX BINARY OPTIONS: KEEPING IT SIMPLE STRATEGIES By Gail Mercer *NEW*
$69.49
End Date: Wednesday Sep-12-2018 23:53:07 PDT
Buy It Now for only: $69.49
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