IT services is the discipline that manages information technology via the use of computer technology.
IT encompasses a wide range of areas including computer software, hardware, programming languages, database, reporting, analytics, telecommunications, methodologies - whatever is involved in getting the job done using computer-related services.
- The worldwide market for information and communications technologies and services, which is the broadest view of IT service activities of all types, totaled about $4 trillion in 2011.
- The IT services segment was the industry's most lucrative in 2011, with total revenues of $1,183.3 billion.
- Cloud computing revenue is expected to exceed $7 billion by 2015.
IT services provide a variety of benefits and services for the organization:
| Cost savings and restructuring | Capacity management |
| Improved quality | Reduced time to implementation |
| Expertise | Reduced risk |
| Staffing efficiencies | Predictable costs |
The IT Services model set consists of Enterprise, Business Area, and Data Warehouse logical data models developed for organizations and companies providing IT services.
The IT Services data architecture supports Software as a Service (SaaS), Application Service Provider (ASP) and On-Demand applications delivery models by which a vendor provides web-enabled software applications.
The IT Services data models provide an integrated data architecture for the planning and management of overall IT services as well as the implementation of specific business functions such as HR & Payroll, accounting, order-processing, contact management, purchasing, budget and inventory via the Business Area Models.
| Customer | Order |
| Engagement | HR & Payroll |
| Project / Task | Accounting |
| Expenses / Costs | Purchasing |
| Asset | Contact Management |
| Employee | Budget |
| Financial Reporting | Inventory |
| Business Metrics |
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