An essay and answer the question below.

An increasingly popular service model in business is that companies should earn revenues from subscribers rather than sell products or services as single 'items'. What are the advantages and disadvantages of this type of service?

Evaluate the advantages and disadvantages in general and provide examples

Service definition

Service model

Subscription services

Advantages

Disadvantages (look at both sides )

give an in-depth explanation of advantages and disadvantages and give real-world Examples and references to back up discussion