(1)    No execution sale of personal property shall be made unless 20 days previous notice of such sale has been given by posting a notice thereof in one public place of the town or municipality where such sale is to be had and, if the county where such sale is to be had maintains a website, by posting a notice on the website. If the town or municipality where such sale is to be had maintains a website, the town or municipality may also post a notice on its website. The notice shall specify the time and place of sale but when any property seized is likely to perish or depreciate in value before the expiration of the 20 days the court or a judge may order the same to be sold in such manner and upon such terms as the best interests of the parties demand. Every such sale shall be made at auction between the hours of 9 a.m. and 5 p.m. and no property shall be sold unless it is in view of those attending the sale, except as provided in ss. 71.91 (5) (c) 2. and 108.22 (3) (b) and in the case of the sale of the interest of the judgment debtor in property in the possession of a secured party. It shall be offered for sale in such lots and parcels as is calculated to bring the highest price.

   (2)   Such sale may be adjourned as provided in s. 815.31 for sale of real estate.