You have never phoned me; I am a member like you. There is no contact to eBay here. You have to block the member no one else will; probably not even customer service.
If she wins and does not pay then you open a non-payer case in the resolution centre [link below]. Close after 4 days and she gets a defect. Two defects and most sellers will not sell to her.
Have you set your preferences to that?
