WITHOLDING PAYMENT

I ADVERTISED A CELLPHONE ON OLX AND GUMTREE. THE INTERESTED PARTY ASKED ME TO SHIP IT TO HER PASTORS SON NIGERIA.<br> AFTER DOING ALL THIS AND SENDING PAYPAL THE REQUESTED SHIPPING DOCUMENT.<br> NOW THEY HAVE 101 ******** EXCUSES TO NOT RELEASE MY FUNDS.<br> THE BUYER IS FIONA MCCUSTER. <br> <br> SHE HAS RECEIVED AN E-MAIL FROM PAYPAL ASKING FOR AN ADDITIONAL $1000 BEFORE RELEASING MY FUNDS.<br> <br> PAYPAL IS NOT AS CREDIBLE AS THEY CLAIM TO BE