Ch5. Procurement Management and Change Control
Procurement Management
Procurement: Acquiring products, services, or results from outside the project team.
Contract Types
Fixed Price
A fixed total amount agreed for all work.
| Type | Characteristics | Risk Burden |
|---|---|---|
| FFP (Firm Fixed Price) | Most common, clear scope required | Seller |
| FPIF (Performance Incentive) | Bonus for target achievement | Shared |
| FP-EPA (Price Adjustment) | For long-term inflation | Shared |
Cost Reimbursable
Actual costs + fee paid to seller.
| Type | Characteristics | Risk Burden |
|---|---|---|
| CPFF (Fixed Fee) | Cost + fixed fee | Buyer |
| CPIF (Incentive Fee) | Cost + performance-based fee | Shared |
| CPPC (% of Cost) | Riskiest, not recommended | Buyer (maximum) |
T&M (Time and Materials)
Hourly rate + materials. Used when scope is uncertain.
Risk perspective: Fixed price = minimum buyer risk (requires clear scope). Cost reimbursable = minimum seller risk (buyer absorbs cost overruns). Match contract type to how well you know the scope.
Change Control
Integrated Change Control (ICC)
All change requests must flow through a formal process:
Change request received
↓
Change Control Board (CCB) review
↓
Approve / Reject
↓
Update baselines (if approved)
↓
Notify stakeholders
Change Control Board (CCB): The authority that approves or rejects changes.
Baselines
The approved plan version — the benchmark against which performance is measured:
- Scope baseline: WBS + WBS dictionary + scope statement
- Schedule baseline: Approved project schedule
- Cost baseline: Time-phased budget
Key Concept Cards
Fixed Price vs. Cost Reimbursable ★★★★★ : Fixed price=clear scope, seller bears risk. Cost reimbursable=unclear scope, buyer bears risk. Choose based on scope certainty.
CCB ★★★★★ : All significant changes must go through the CCB. PMs cannot unilaterally approve major scope changes.
Baselines ★★★★☆ : Scope/schedule/cost baselines. The reference point against which performance is measured and changes are evaluated.
Practice Quiz
Q1. A software project has unclear requirements. Which contract type is most appropriate?
T&M or Cost Reimbursable (CPFF or CPIF). With unclear requirements, a fixed-price contract either puts excessive risk on the seller (leading to disputes or failure) or results in inflated pricing as the seller buffers for unknowns.
Q2. A stakeholder asks the PM directly to add a new feature. What should the PM do?
Direct the stakeholder to submit a formal Change Request and route it through the Change Control Process (CCB). The PM cannot unilaterally accept scope changes — doing so would modify the baseline without authorization, impacting schedule and cost without proper analysis or approval.
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