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.
Hi everyone! We are selling a stroller because we have outgrown it. After one child and rare use. Great for every day and any road. Used for a year and a half, quite carefully. Of the disadvantages - a little faded in the sun, a couple of scratches and the absence of a foot cover. Otherwise, everything works, everything is whole. View and purchase in Block 2...