Previous, period, cumulative and remaining
These four views prevent duplication. Invoices should be generated from approved value without recreating lines or mixing advances.
Client and subcontractor are different sides
A client valuation represents earned revenue; a subcontractor valuation is approved cost. They need separate approval paths while referencing the same work items.
Variations must remain visible
Extras and changed works must stay separate from the original contract.
- Draft and price
- Sent and pending
- Approved to proceed
- Completed and valued
- Invoiced and paid
