Category: phone

Seller: Hi there! 
Buyer: Will you take $15?
Seller: That's a half of what I am asking. I am sorry I can't accept that
Buyer: Hmmmm, I can do $18
Seller: Because its soft leather its quite expensive. I am willing to give it to you for $20. Its a very reliable thing and holds on to your phones securly
Buyer: All I have is $18.  Final offer.
Seller: Well, then you will have to immediately pay me the amount for the transaction to be approved