There are several ways you can use Amazon for digital marketing:

1. Amazon Advertising: This is Amazon's pay-per-click (PPC) advertising platform that allows you to create sponsored ads for your products. You can target specific keywords and demographics, and only pay when someone clicks on your ad.

2. Amazon Affiliates: This is a program that allows you to earn a commission by promoting products from Amazon on your website or social media. When someone clicks on your affiliate link and makes a purchase, you earn a percentage of the sale.

3. Amazon Influencer Program: This program is similar to the affiliate program, but it's geared towards social media influencers. You can create a branded page on Amazon and earn a commission on products you promote on your social media channels.

4. Amazon Marketplace: This is the platform where third-party sellers can sell their products on Amazon. By selling on Amazon, you can reach a large audience and benefit from Amazon's reputation and fulfillment network.

5. Amazon Customer Reviews: Encouraging customers to leave reviews on your products can help improve your visibility and credibility on Amazon. Positive reviews can also help increase conversions and sales.