> For the complete documentation index, see [llms.txt](https://adizes-institute.gitbook.io/adizes/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://adizes-institute.gitbook.io/adizes/wiki/client-interface.md).

# Client Interface

One of the four operational subsystems in an organization.

The client interface is the system that identifies who an organization’s clients are, what they want, and how to communicate with them. This subsystem encompasses the marketing and sales functions of the organization.