Newsletters have been a very lucrative business for a very long time. The successful ones tend to be about business strategies and case studies. People will pay

Newsletters have been a very lucrative business for a very long time. The successful ones tend to be about business strategies and case studies. People will pay for actionable business information that they can copy, apply, and profit. Most digital newsletters are merely collections of online content or writings from one person doing things that don’t have an earning potential for readers. That’s why they don’t tend to make any money.