There are many ways to promote a product using digital marketing, and the specific tactics and strategies used will depend on the product, the target audience, and the overall marketing goals. Here are some common ways to promote a product using digital marketing:

1. Search engine optimization (SEO): By optimizing the product website and content for search engines, businesses can improve their visibility and rankings in search engine results pages, making it easier for potential customers to find them.

2. Pay-per-click (PPC) advertising: By placing ads on search engines or social media platforms and paying for each click or impression, businesses can drive traffic to their product website and increase conversions.

3. Content marketing: By creating and sharing valuable content, such as blog posts, videos, and infographics, businesses can attract and engage with potential customers, build brand awareness, and establish themselves as thought leaders in their industry.

4. Social media marketing: By using social media platforms, such as Facebook, Instagram, Twitter, and LinkedIn, businesses can promote products or services and engage with customers in real-time.

5. Email marketing: By sending targeted emails to potential and existing customers, businesses can promote products or services, build brand loyalty, and drive conversions.

6. Influencer marketing: By partnering with social media influencers or bloggers who have a large following in the target audience, businesses can leverage their influence to promote products and reach new customers.

7. Affiliate marketing: By partnering with other businesses or individuals to promote products or services and earn a commission for each sale or lead generated, businesses can expand their reach and increase sales.

These are just a few examples of the ways that businesses can promote products using digital marketing. The key is to understand the target audience and choose the most appropriate tactics and strategies to reach and engage with them.