Find out as much as you can about who you'll be negotiating with before you start the process. Sellers need to know if the buyers are financially qualified to close a deal. Most sellers get hung up on the price. But, the highest price doesn't always come from a buyer that can actually close the deal.
For example, if the buyers make a low cash down payment and the lender's appraised value is for less than the purchase price, the lender may not give the buyers a large enough mortgage to close the sale unless the buyers come up with more cash. This can lead to further negotiations and a failed transaction.
You'll also want to know how long the buyers have been looking for a home. Have they made other offers? Were any accepted? If so, why didn't they clos