| Discovery | Workshops, a review of current processes and systems, and a written discovery summary with risks and assumptions. | A sponsor, the people who do the work, existing documentation, and your security and compliance requirements. | Signed-off scope, success measures and plan. |
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| Design | Solution design, integration specifications, security and control mapping, and the test strategy. | Decisions on design questions, and review by your architecture, security and compliance teams. | An approved design. Later changes go through change control. |
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| Implementation | Configuration, integration build, environment setup, and regular demonstrations of progress. | Access to the systems we integrate with, test accounts, and people available to review what is built. | A build ready for testing. |
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| Migration | The migration approach, mapping, tooling, trial migrations and reconciliation reports. | Extracts or access to source data, decisions about data quality and retention, and sign-off of reconciliations. | A reconciled trial migration you have approved. |
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| Testing | System, integration, performance, security and accessibility testing, with defects fixed and retested. | User acceptance testing by your own staff against the agreed success measures. | Acceptance, recorded in writing, with any open issues and their owners listed. |
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| Go-live | The cut-over plan and rehearsal, final migration, go-live support, and close watch on the system immediately afterwards. | A go or no-go decision against agreed readiness criteria, trained users, and communication to your organization. | Production use, with a period of close support before handover. |
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| Ongoing operations | Runbooks, handover to support (and to operations under a managed service), service reporting, and planning for updates and renewals. | Named administrators and contacts, and a regular service review with us. | Service measured against the levels in your agreement. |
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