This document discusses setting up a cloud computing site like OpenPlay. It outlines the traditional stages of initial setup on physical hardware in a data center, running and maintaining the site, scaling it up, and eventually recycling the hardware. It also provides technical details on OpenPlay's development including issues addressed between versions 1.0 and 2.0, software used like Ubuntu, MongoDB, and Redis, and VPN configurations. The document ends with reference materials on related topics like data centers, cloud computing, networking protocols, and virtualization.