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.
Je mets en vente une Mercedes C220d, cabriolet Mise en circulation en 2017 IMPORTE NEUF Peu circuler 150.000km. D'une couleur très spéciale, version toutes options: -Sonorisation Burmeister -Head Up Display -Siège Mémoire -Lane Assist -Side Assist (Angle Morts) -Distronic -Distronic plus -Suspension Pneumatic -Keyless Go -Lumière Ambiante -Coffre Électrique ...