Ideally cash buyers should be able to buy a house in just 7 to 10 days. A lot of cash buyers would promise that they would be able to offer a quick sale and that they can buy your house in 7 to 10 days. But in reality only few cash buyers in the country can offer you such a quick deal.
There can be situations when you need to sell your house in a very short span of time. For example, assume that you are facing repossession and your lender has already sent you a legal notice. If you have no money to clear the mortgage arrears then your lender would repossess your house and the history of repossession would start reflecting in your credit report.
To sell house fast you have to look for professional cash buyers in your area. A local cash buyer can offer you the quickest deal. Make sure you work with a professional cash buyer in your area.