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.
Summer heat has begun:). I can share kombucha mushroom for fruits - there are pancakes of standard size for a 3-liter jar, and there is a reduced one, for a 1.5-liter jar (like from Maxi cucumbers). I will meet by agreement at Futoshka, Promenade or in the center