Too many cooks spoil the broth
Minimize the number of departments, groups and persons involved in a business process
Reijers, H., & Liman Mansar, S. (2005). Best practices in business process redesign: an overview and qualitative evaluation of successful redesign heuristics. Omega, 33(4)
Employing this approach should mitigate coordination issues. Time saved on coordination can be allocated to case processing. Decreasing department count could reduce shared responsibilities, akin to the split responsibilities approach. Yet, it might hinder expertise development (quality concern) and routine efficiency (cost concern).
Foundational free Patterns
Combine small activities into composite activities
Buffer external information and subscribe to updates
Assign a responsible individual for handling each case type
Reduce the number of contacts with customers and third parties
Delegate and optimize your operations
Avoid shared responsibilities for tasks by people from different functional units
Automate for environmental impact
Implement automation in a sustainable way
Consider whether it is eco-friendly to let humans work over machines
First-contact problem resolution
Establish a one-contact resolution for customer issues
Reduce the number of contacts with customers and third parties
If capacity is insufficient, consider increasing the available number of resources