They are hidden by the dealer so the consumer doesn't see them--just like every other car company except Tesla.Frequent, regardless of how small or large, price changes is definitely not the way to drum up news and interest in a positive way. As you say, marketing is necessary. That’s how you generate interest, not price changes. That is what companies with demand problems do. It’s really no different than all other mainstream ICE makers having sales and rebates. Do you ever see Porsche or Land Rover having frequent sales/rebates/incentives?