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
Establish a case-based mindset
Remove batch-processing and periodic activities from your business process
Reduce the number of contacts with customers and third parties
Delegate and optimize your operations
Move activities to more appropriate places
Consider whether it is eco-friendly to let humans work over machines
Offer customers the possibility to choose among privacy settings
Preference-based task assignment
Let people do what they love to do
Reduce the number of contacts with customers and third parties
If capacity is insufficient, consider increasing the available number of resources