Computer services, namely, co-location services in the nature of remote and on-site management of it systems of others by way of providing data center facilities for the location of computer equipment of others, and dedicated and managed hosting services in the nature of hosting the software, websites, databases and other computer applications of others through virtual servers and managed data center facilities; cloud services, namely, cloud hosting provider services, providing virtual computer systems and virtual computer environments through cloud computing, and, providing use of virtual and non-virtual application servers, web servers, file servers, co-location servers and database servers of variable capacity to others