People often don't understand each other when they talk about innovation. The main reason for this confusion is that there are different types of innovation. To be understood, it is fundamental to specify what type of innovation you are talking about.
There are three types that I know about: Efficiency innovation, Sustaining Innovation, and Transformative innovation
What type of innovation do you use in your company?
What are the advantages and disadvantages of these innovations?
Can I get some examples, please?

Efficiency Innovation
Efficiency innovation is about exploring opportunities that improve the operational aspects of a company’s existing business model(s). They don’t change the business model in a substantial way. Typical examples include technologies that improve operations, distribution, or support, and process innovations that make an organization more effective.
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Efficiency innovation can happen across the organization and at every level, ideally with the support of professional innovators.
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Sustaining Innovation
Sustaining innovation is about exploring opportunities that build on top of a company’s existing business model to strengthen it and keep it alive. Typical examples of sustaining innovation are new products and services, new distribution channels, new support and production technologies, or geographical expansions.
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Sustaining innovation requires dedicated innovation teams with strong support from or inside operating business units.
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Transformative Innovation
Transformative innovation is the most difficult innovation. It’s about exploring opportunities outside of the traditional field of a company. This type of innovation usually requires a radical change or expansion of a company's business [removed]
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Transformative innovation requires dedicated and autonomous innovation teams outside of business units, with access to skills and resources from operating businesses.
What is your experience with innovation?