Cars.com undelivered Mail returned to sender
I dont know what to do this is what most of the E-mail said "This is the mail system at host outbound.classifiedventures.com.
I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to postmaster
If you do so, please include this problem report. You can
delete your own text from the attached returned message.
The mail system"
Thats what happened when i tried to email the seller of the car
What should I do?