The house could be one of which is up for auction, in which you would have to have cashiers checks to pay, if you are the highest bidder.
If the REO is still listed, you would have needed to pre-quailify to determine your amount of affordability.
In most cases, the bank owning the REO will give you allowences off of the asking price for repairs. If you have ever seen foreclosed home pictures you would know the house is usually destroyed by the former owners. A/C units can be missing water heaters, and built in appliances gone.
If you check the local online tax or real estate records using the address of the property, you'll determine the current owner. If it's a bank call, and ask for the REO department. They will give you the status of the property.
If the property still shows an individuals name check that name online at the Register of Deeds website. The name will show the current lender .