help needed

[N/A N/A]

Hi this is the first time i am buying a house i like the house and before i could place a offer on house, i found out house is going through preforeclosure.
House was listed at $159500. Now i want to buy this house of a short sale..
What kind of offer should i put???? i mean 139500 etc or less or more???

If the property is is on mls and is sold as is foreclosure .. what kind of offer should be place one that kind property lets say property is being sold for 139000