Lee established a new startup where they develop android applications. In order to meet memory requirements of the company, Lee has hired a Cloud Service Provider, who offered memory space along…

Lee established a new startup where they develop android applications. In order to meet memory requirements of the company, Lee has hired a Cloud Service Provider, who offered memory space along with virtual systems. Lee has dissatisfied with their service and wanted to move to another CSP, but was unable to move to another CSP, which means that the user cannot switch to another CSP. What is this condition called?