Any sale of timber from a community forest shall be based on the scale, measure, or count of the cut products. Any sale of timber with either an estimated volume of at least 500 cord equivalents or an estimated value of at least $10,000 from a community forest shall be by public sale. Before a city, village, town, or school district may sell timber from a community forest that meets the volume or value threshold under this section, it shall announce the sale through 2 publications of a classified advertisement announcing the sale in a newspaper having general circulation in the county in which the timber to be sold is located.