The ITIL 4 Practices in Depth: 10 Enterprise-Relevant ITIL Processes
ITIL 4 defines 34 management practices across general management, service management, and technical management. The broader practice framework is associated with AXELOS, while PeopleCert is the organization responsible for ITIL assessment and certification. PeopleCert currently provides access to the ITIL 4 practice guides as part of its certification and membership resources.
An enterprise does not need to mature all 34 practices at the same pace. The following ten have a direct connection to service reliability, operational control, and continual improvement:
- Incident management
- Change enablement
- Problem management
- Service configuration management
- Service level management
- Service desk
- Continual improvement
- Information security management
- Knowledge management
- Risk management
ITIL incident management: Reducing SLA Breaches
ITIL incident management focuses on restoring normal service following an interruption or degradation. In practice, that means more than closing tickets quickly. Teams need to understand where incidents originate, how effectively they are resolved, and which issues recur.
Useful measures include MTTR, first-contact resolution, SLA compliance, escalation rate, and repeat incidents. Benchmark data can provide peer context, but the appropriate target depends on the organization's services and support model.
Change Enablement: Controlling Change Risk
Change enablement provides a structure for assessing, authorizing, scheduling, implementing, and reviewing changes. The goal is not to make every change slow or bureaucratic. Standard, well-understood changes can follow established paths, while higher-risk changes require greater scrutiny.
DORA's change-failure research can provide a directional benchmark for software delivery, but it measures deployment performance rather than ITIL change outcomes. The more useful enterprise measure is whether change results are improving within the organization's own environment.
Problem Management, Service Configuration Management, and the CMDB
Problem management addresses recurring incidents by investigating their underlying causes rather than repeatedly treating individual symptoms.
Service configuration management provides the information needed to understand relationships between configuration items and services. A reliable CMDB can help teams determine what is affected by an incident or change and identify dependencies that may otherwise be missed.
These practices work better together. Recurring incidents can point to configuration or service dependencies that need attention, while accurate configuration information gives problem teams better evidence for investigation.
Service Level Management and Continual Improvement
Service level management establishes and monitors service commitments. It provides the basis for understanding whether services are performing as agreed and where expectations or delivery need to change.
Continual improvement turns those observations into action. Teams can establish a baseline, identify a specific gap, make a targeted change, and measure the result rather than launching broad improvement programs without a clear outcome.
The practices are connected. SLA breaches can expose a service problem; incident data can expose a recurring problem; problem analysis can identify a change; and the resulting change can become part of the next improvement cycle.