An energy storage system for a vehicle has at least first and second electric motors and first and second energy storage cells arranged in the vehicle In a traction mode the first energy storage cell is interconnected with the at least one first electric motor and the second energy storage cell is interconnected with the at least one second electric motor. In a simplified system, meeting planner requirement data is matched to hotel or hospitality vendor data, and the system sends planner offer data to matching hospitality vendors without disclosing the planner contact data. Alternatively, the media delivery device and the AV device may be stand-alone devices such as an STB coupled or otherwise connected with a TV. Quick-release connectors can be provided to connect the flexible tubes to the pilot valve and to the diaphragm valve. The features are each assigned a specific weighting relating to the criticality of the driving state. Systems implementing these and other methods are also provided.