Selling Missoni sunglasses. Bought a month ago at an optician's in Belgrade, worn twice. They are a little wide for my nose, unfortunately. Price 15,000 din (the price at the optician's is 22,000, there is proof of purchase). Futoshka Park area.
Never pay down a deposit in a bank account until you have met the seller, seen signed a purchase agreement.
No serious private advertisers ask for a down payment before you meet.
Receiving an email with an in-scanned ID does not mean that you have identified the sender. You do this on the spot, when you sign a purchase agreement.