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
Empower workers for more decision-making authority
If capacity is insufficient, consider increasing the available number of resources
Establish standardized interfaces
Consider a standardized interface with customers and partners
Minimize numerical involvement
Too many cooks spoil the broth
Delegate and optimize your operations
Consider whether activities may be executed in parallel
Allocate task based on past feedback or quality metrics
Reduce the number of contacts with customers and third parties
If capacity is insufficient, consider increasing the available number of resources