In the evolving landscape of IT services, the distinction between Managed Service Providers (MSPs) and other IT service models, like break/fix or security consultancy, has become increasingly important. 

MSPs offer a comprehensive suite of services that manage and assume the responsibility of a defined set of day-to-day management services for their clients, proactively and under a subscription model. This is in contrast to break/fix services that operate reactively, or security consultants who may focus solely on specific aspects like penetration testing. 

The confusion arises when companies misrepresent their services as managed services, which can lead to a misunderstanding of the value and scope of what an MSP truly offers. It's crucial for businesses to recognize the signs of a genuine MSP, such as a proactive approach to IT management, a broad range of services beyond just security, and a partnership mentality rather than an adversarial one. 

Understanding these differences can help businesses make informed decisions when choosing an IT service provider that aligns with their needs.