A. Billing events - Used for event-based billing, not required for Percent Spent method.
C. Expenditure items - These are captured automatically; no special setup needed for Percent Spent.
D. Billing controls - Optional controls for billing limits, not mandatory for basic Percent Spent setup.
3. References:
1. Oracle Fusion Project Billing Implementation Guide Release 23A, Chapter 4 "Invoice Methods", pp. 4-12 to 4-15
2. Oracle Fusion Project Contracts User Guide Release 23B, Section "Setting Up Bill Plans", pp. 8-7 to 8-11
3. Oracle Project Billing Configuration Guide 23C, "Percent Spent Invoice Method Setup", Section 3.4.2
4. Oracle Documentation Library - Project Portfolio Management Cloud, "Configure Project Billing" (Doc ID: E96297-01), Chapter 5
5. Oracle Fusion Applications Project Financial Management Implementation Guide 23A, "Invoice Method Configuration", pp. 11-8 to 11-12