E3

Resources

Origination and underwriting

3 pieces.

All writing
FIGURE 1Every handoff loses somethingWhat each stage produces, and what it leaves behind.1 ApplicationPRODUCESan assertionLOSESthe conversation2 ProcessingPRODUCEScorroborationLOSESwhy a document wasasked for3 UnderwritingPRODUCESthe decisionLOSEShow income wascalculated4 ConditionsPRODUCESresolutionLOSESwhat cleared thecondition5 ClosingPRODUCESthe obligationLOSEStiming spreadacross systems6 Post-closingPRODUCESthe delivered recordLOSESthe chance to recordreasoning cheaplyEach stage records its conclusion. Fewer record the reasoning that produced it — and the reasoning is what a later review needs.Documents transmit reliably across handoffs. Context does not.After stage 6 the file can still be corrected — but inside a remedy process, not as ordinary assembly.

Every Handoff in a Mortgage Loses Something. The File Is What Survives.

A loan passes through six or seven teams, each working from what the last recorded. What each stage produces, and what the handoff loses.

6 min readFIGURE 1Risk moves down the chain; the ability to fix does notWho holds the loan, and who is available to explain it.OriginationDelivery & saleSecuritisationServicingReview / demandABILITY TO CORRECT THE FILEnonePARTIES WHO WERE NOT PRESENT WHEN IT WAS MADEall of themRisk transfers along the chain. The ability to fix a file does not travel with it.Servicing rights may transfer more than once, each time to a party with no relationship to the origination.

Who Actually Touches a Mortgage: A Reference to the Participants

Who supplies, validates, approves and retains each record in a mortgage — and where responsibility transfers between them.

5 min readFIGURE 1Four decisions define the businessThe same loan, five business models, five different risks to control.1Where do loans comefrom?retail · wholesale · correspondent2Where does funding comefrom?deposits · warehouse lines3Held or sold?balance sheet · gain on sale4Servicing kept orreleased?a long-lived asset · immediate cashRetail IMBcontrols file quality; existentially exposed to saleabilityWholesale lendercannot control the file — must measure by brokerCorrespondent aggregatorcontrols neither; detection in a short windowPortfolio depositorycredit risk, not repurchase riskState HFAprogramme compliance risk with no equivalent elsewhereA QC programme designed for one of these, applied to another, will be well run and aimed at the wrong thing.Depository retail cost to originate averaged $16,320 per loan in 2025; the broader industry figure was $11,109 in Q3 (MBA).

The Same Loan, Five Business Models: How Mortgage Institutions Actually Differ

Funding, channel, holding and servicing: four choices that make two identical loans into different businesses with different QC priorities.

5 min read