Using a Windows server operating system such as Windows 2016 Standard Server and enabling Remote Desktop Services. This will allow Mac's to connect through an RDS connection. This allows Windward solutions to run in a session with printing redirected to Macintosh printers.
We have had clients purchase apple monitors and plug them into Windows workstations. This gives you the look of an Apple with the business functionality of a Windows workstation.
Some point of sale equipment and printers may not function or be configurable without connecting to a Windows based PC. We recommend a Microsoft Windows based desktop experience.