Implementation strategy you are going to use in the roll out of a new CPOE system

You are trying to make it down the hall to get to the last of the cake someone left in the break room and are stopped by one of the nurses that works in your hospital. He / she wants to know which implementation strategy you are going to use in the roll out of a new CPOE system. Explain to him / her which strategy you plan to use and why it is the best option. Discuss