There are many advertising options for getting more eyeballs on your product listing pages. Amazon has a great program part of your professional selling account: Amazon Ads. They are also referred to as pay-per-click or sponsored products program. The Amazon Ads
How to Improve Amazon Sales Rank
The million dollar question is how to improve Amazon sales rank. In order to improve your Amazon sales rank you need to consider Amazon SEO, promotions, and product/market fit. The ultimate goal is to get your product on the first page