What are the strategies of digital marketing?

7 digital marketing strategies for your business
Content Marketing.
Email Marketing.
Social Media Marketing.
Voice SEO.
Video Marketing.

The 7 big categories of online marketing are:

Search engine optimization (SEO)
Search engine marketing (SEM)
Content marketing.
Social Media Marketing (SMM)
Pay-per-click advertising (PPC)
Affiliate marketing.
Email marketing.