The Cloud and DevOps are made for each other. The ease of provisioning computing resources in the cloud is unmatched, cloud scalability allows testing and deployment for any size and type of application, and the cloud lets you reach developers and customers, wherever they may be.
Before you start down the path to DevOps, you'll need to work through organizational and cultural issues that are just as important as your technological issues.
View this presentation to get an overview of DevOps and the steps you need to take to be successful.