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Implementing and testing your deployment will go quickly and effortlessly if you have spent adequate time in the Planning stage. The more detail you Plan has, the easier Implemenation Implementation is.
Your plan should be executed as documented, following the steps you identified and tested, and then running the appropriate tests at each stage to ensure the implementation meets your requirements. Any step which fails to meet your test criteria should result in an implementation stoppage until you can positively identify the cause. If the issue requires a deviation from the plan then you should rollback that step and return to the Planning stage.
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