A thin client is a low end computer that provides a desktop interface to a remote server. All of the data, processing and management is kept on the central server meaning increased levels of security and reliability.
A member of staff would work comfortably in this environment as the thin client looks and behaves just like a PC with a monitor, keyboard and mouse. The advantage is that the machine is a lot simpler with no fans, hard disks or any moving components. This means massively reduced hardware failure rates and inexpensive installation.
There are many benefits to a business adopting a solid ISL thin client solution: