project_code,supplier_name,expense_type,amount,date,notes
P001,ACME Corp,Materials,1250.00,2026-02-10,Lumber for site A
P002,Build-It Co,Subcontractors,5000.00,2026-02-12,Foundation work
P001,Global Telecom,Overhead,150.00,2026-02-15,Monthly internet