Tactical vs. Strategic Outsourcing

Tactical means using individual contracts.
Using:

RFP
Cost negotiation
Legal review
SOW review
Responsibilities
SOPs
PM learning cycle
Change orders
Issue identification
Issue resolution
Closeout

Strategic equals a partnership approach:
Work Order
Agreed base/unit costs
Ts&Cs agreed
Shared protocol development
Established responsibilities
Shared SOPs
PM continuity
Interactive setup
Early warning
Oversight/escalation process
Constant improvement

Is it desirable to move to a partnership arrangement...probably