There is a new feature for Amazon Sellers and Vendors called Dynamic Bidding and adjust spend options which is a tools for Sponsored Product Campaigns that allows sellers to better align advertising goals with keyword bidding options. As Amazon continues to build out features in the Amazon Advertising program, Sellers and Vendors have greater control and options over adverting. The new bidding options now include: ‘Dynamic bids - down only’, ‘Dynamic bids - up and down’ and ‘Fixed bids’. They also offer the ability to adjust the % likelihood of advertisement placement for the Top of search (fist page), product pages, and rest of search for Sponsored Product Campaigns.