Pricing model of charging a fee (usually subscription-based) for the value provided to a customer, rather than delivery of a tangible good
Common in software world with web-based tools hosted in the cloud
Increasing application to the physical world (mobility as a service via Uber and Didi, for example)
Requires constant innovation by company, but stabilizes cashflow and upkeep costs
Lowers cost of entry to expensive or complex systems

Examples: