CAN I BE RELEASED FROM BUYING AN ITEM AFTER SELECTING COMMIT TO BUY?

[amateur1564]

CAN I PLEASE BE RELEASED FROM PURCHASING ITEM NUMBER: 221516803941? 

I HAVE SINCE BEEN GIVEN THE EQUIVALENT ITEM.

I ALSO CAN NOT CONTACT THE SELLER TO FIND OUT FREIGHT COST.

I HAVE ALSO RUN INTO UNFORESEEN DEBTS.

PLEASE LET ME CANCEL MY COMMIT TO BUY?

PLEASE, PLEASE, PLEASE.

KIND REGARDS, ERROL