disbursement

So...I just closed a deal and I am we are using Escrow.com. Buyer paid. Funds are $x,xxx and with Escrow. so why would Escrow send me a Paypal Invoice to me when the buyer agreed to shoulder all costs involved in the transaction? The email said .... Fee shortage fot TID 1234567 - Buying of...

So...I just closed a deal and I am we are using Escrow.com. Buyer paid. Funds are $x,xxx and with Escrow. so why would Escrow send me a Paypal Invoice to me when the buyer agreed to shoulder all costs involved in the transaction? The email said .... Fee shortage fot TID 1234567 - Buying of...