I have 6 females and 1 male Bull Daniff puppies for sale. Mom's a fawn bull mastiff. Dad is a Great Dane. Pictures of parents added. They had regular wormings and had their first puppy vaccine. They're going to be big dogs. Call or text only.
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.