Operating guide

A field-safe remodeling change-order workflow

Control discovered conditions and client changes from request through approval, production, and billing.

By Tyler Thompson, residential remodeling contractor and product founder · Updated 2026-08-24

Answer first

The safe change-order sequence is identify, stabilize if necessary, document, price, explain impact, approve, schedule, perform, and bill—with one durable record throughout.

Classify the event

  • Client-requested addition, deletion, or substitution
  • Concealed or differing condition
  • Design clarification
  • Code or inspector requirement
  • Contractor correction that should not be billed as client change

Separate protection from permanent work

If immediate action is necessary to protect people or property, document the condition and temporary stabilization. Do not let emergency action become an undocumented blank check for permanent work.

Price and explain the full impact

  • Scope added and scope removed
  • Labor, material, subcontractor, fee, and tax basis
  • Markup or pricing method
  • Schedule and milestone impact
  • Selection, permit, purchasing, and warranty effects

Close the loop

  • Capture approval and date
  • Update project value and billing plan
  • Create or update production tasks and purchasing
  • Retain photos, documents, and correspondence with the change
  • Confirm the final invoice includes the approved amount exactly once

One-project change trace

Fictional example only: a plumbing reroute is proposed after demolition. The signed contract, actual condition, qualified trade judgment, permit requirements, and local law control the real result.
CheckpointEvidenceStop condition
IdentifyDated observation, location, photos, and relationship to accepted scopeCause, responsibility, or permanent solution is still assumed
ProtectTemporary action and reason, only if actually necessaryTemporary protection is being treated as approval for permanent work
DefineAdded, removed, and unchanged scope plus exclusionsScope cannot be priced or understood consistently
Price and impactCost basis, client price, tax/fee treatment, schedule, permit, selection, and purchasing effectsAuthorized reviewer has not checked the commercial record
ApproveCurrent version, authorized client response, date, and retained evidenceApproval is verbal, ambiguous, expired, or tied to an older version
Perform and reconcileTasks, purchasing, completion evidence, project value, invoice, and payment stateThe amount is missing, duplicated, or detached from the approved scope

Questions the software cannot answer

  • Is this condition the contractor's responsibility under the signed agreement?
  • Does code, the authority having jurisdiction, engineering, or a manufacturer require the proposed work?
  • Is emergency action legally or contractually billable?
  • Who is authorized to approve the change, and is electronic approval sufficient for this contract and jurisdiction?
  • Does the price, deposit, retainage, tax, notice, or lien treatment comply with applicable requirements?

Continue the operating system