What customers do with vCenter Orchestrator ?

They do a combination of the following:

• The run some of the library high level workflows.
• Automate vCenter tasks, such as chaining repetitive operations in workflows. For example, automating the VM provisioning process.
• Integrate VMware operations with their databases, change management and ticketing systems.
• Create high-level workflows that involve different approvals and operations from different teams.
• Provision the virtual infrastructure. For example adding hosts, creating and configuring clusters and resource pools.
• Provision / set up the physical infrastructure used by the virtual infrastructure. For example, provisioning VLAN and LUNs though physical network switches and a SAN management interface.
• Handle post-provisioning operations. For example running scripts, automating vCenter Update Manager.
• Integrate existing Java code into vCO plug-ins. For example to manage customer, service, and technical applications.
• Create Web service clients for plug-ins to orchestrate additional technologies.