If they want to attract carriers/suppliers they need to deploy a business plan for sure since they want to see plain numbers eventually
True, also a demo of how things will work out in the system of logistics. These basic things increases the value of the overall project in the view of investors. People tend to think more about planning than execution these days.
prototype or MVP is needed for now if they can't deploy demo i think. and yes, atleast they show what they do and what they plan for future project