The Rational IT Model™

The Rational IT Model™ (TRIM) is a reference model for your IT service delivery based on ITIL® where the content is simplified and scaled down to a level that all organizations can handle.

The model includes all the processes, roles, templates and procedures that you need to implement IT Service Management as a working and efficient production of IT services that provide value to your organization.

On you can become a member and get access to the model. Aim 4 Knowledge is a member of Open Trim and our courseware is delivered in partnership with Open Trim (

For Training Providers

Meet your clients requirements without having to invest anything to broaden your course portfolio with the full range of TRIM. With our courseware you will have a great tool for your training needs. Use our interactive e-books or print locally branded for your company. Both options for a very attractive price. We arrange paper- and computer based exams together with the course or individual computer based exams anytime with proctoring via webcam.

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For Students

We offer our e-learning and e-books as self-study or preparation for a course. You can order an exam voucher and take your exam online from the convenience of your home or office.

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