Newmar builds models with features that they feel may appeal to a variety of owners.
If you like floor plan and want something changed within reason they will do that, as Dennis mentioned.
and Owners Guide.
Some people like the dinette on patio side of coach, we had that on a 1998 KS our first Newmar.
The kitchen slide plumbing.
They may take feed back and change the plan to suite more owners or drop the floor plan next year than someone may ask the same question next build period and ask why plan was discontinued.
Dealers have the option of putting what coach's they like on their lot and more people may buy the standard floor plans everyone buys.