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.
Selling wilson pro staff 97 v14 315g grip 4. Minor scratches, excellent working condition, the racket is a year and a half old, new string, bought in ‘toptennis’. 200€, negotiable.