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
Buffer external information and subscribe to updates
Avoid shared responsibilities for tasks by people from different functional units
Consider the division of a general activity into two or more alternative activities
Let customers interact with the company wherever they want to
Let customers interact with your organization whenever they want to.
Offer customers the possibility to choose among privacy settings
Reassign tasks along the organisational hierarchy
Performance-based task assignment
Allocate tasks based on past performance: execution time and success
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