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.
I'll give it away to good people. Liqueur without one sample 20ml. Ikea microwave lid, squeegee, book. Free or at will you can have a fruit/candy for tea)
