[Leica] Leica does not deem the M a professional system?

[John McMaster]

"The Business Unit Professional bundles marketing and sales activities in the B2B sector. This applies to the Leica S medium format system, the mirrorless Leica SL-System and the entire product portfolio of the Leica Camera AG subsidiary Sinar Photography."

http://en.leica-camera.com/Company/Press-Centre/Press-Releases/Press-Releases-2016/Press-Release-Leica-intensifies-its-focus-on-the-professional-segment-with-a-new-business-unit-and-an-extensive-range-of-services

john