Sales-to-field handoff · Contractors
Estimate the job. Then make it executable.
The estimate helps the customer decide what to buy and at what price. The work order gives the field the current authority, assignment, access, materials, constraints, and finish line needed to deliver it.

The short answer
An estimate proposes. A work order operationalizes approved work.
An estimate normally presents the customer-facing scope, selections, pricing, assumptions, options, exclusions, and expected timing. Its acceptance may create contractual obligations depending on its language, incorporated terms, approval, project, and law; do not assume it is always nonbinding.
A work order normally carries current authority into execution: site, task, crew, schedule, access, materials, safety, pricing method, limits, evidence, and closeout. It should reference the estimate or agreement it comes from, not silently replace it.
Comparison matrix
Customer decision and field execution need different details.
Estimate: customer and estimator
Supports comparison, selection, negotiation, budgeting, and approval.
Work order: dispatcher and field team
Supports preparation, assignment, execution, communication, and closeout.
Estimate: before commitment
Issued after intake or site review and before the customer accepts the proposed work.
Work order: after authority exists
Issued when the job or visit is approved and ready to schedule, prepare, or perform.
Estimate: sellable deliverables
Inclusions, options, products, quantities, assumptions, exclusions, and completion result.
Work order: executable tasks
Exact location, sequence, assignment, method requirements, interfaces, testing, cleanup, and stop point.
Estimate: proposed price structure
Fixed total, alternates, unit rates, allowance, T&M estimate, tax, validity, and payment proposal.
Work order: approved billing authority
Source price, rates, NTE, billable categories, PO or change reference, and actual-cost records.
Estimate: expected timing
Lead time, duration, start assumptions, option deadlines, and anticipated completion.
Work order: actual dispatch
Service window, priority, crew, dependencies, access, delivery, inspections, and promised follow-up.
Estimate: acceptance criteria
Defines what the proposed result should be and how it will be evaluated.
Work order: completion record
Captures labor, parts, tests, photos, deviations, status, customer communication, and billing trigger.
Seven controlled handoffs
Keep one source of truth from request to invoice.
- 01
Request and site intake
Capture customer, property, reported need, location, access, photos, measurements, constraints, and decision-maker.
- 02
Estimate the proposed result
Define scope, products, price method, options, assumptions, exclusions, payment, timing, expiration, and required underlying terms.
- 03
Record customer acceptance
Freeze the selected estimate revision, signer and authority, approval date, accepted options, incorporated terms, and exactly what may happen next.
- 04
Issue the work order
Reference the source approval and convert deliverables into assignment, schedule, access, materials, tools, safety, price authority, and closeout requirements.
- 05
Execute within the boundary
Record arrival, personnel, work, quantities, parts, tests, photos, status, and cost without silently expanding the approved scope.
- 06
Approve any real change
When condition, customer request, product, quantity, price, or time differs materially, follow the required change process and revise the work order.
- 07
Close and invoice consistently
Match completed and changed work, actual records, customer acknowledgement, payment milestone, invoice line items, credits, and remaining obligations.
Sales-to-field audit
Can the crew execute the approved estimate?
Compare the accepted revision with the work order before scheduling or pulling materials.
Create a clear work authorization with JobSign →- Source authority
- [Accepted estimate/contract/approval ID, revision, date, customer signer, authority, incorporated terms]
- Selected scope & options
- [Exact included base, accepted alternates, declined options, quantities, location, completion criteria]
- Products & selections
- [Manufacturer/model/SKU, finish, size, quantity, approved equivalent process, owner-supplied items]
- Pricing authority
- [Fixed / unit / T&M / NTE; total, rates, included costs, tax, allowance, minimum, PO, payment milestone]
- Assumptions & exclusions
- [Conditions relied upon, work by others, concealed conditions, restoration, permit/design, stop point]
- Schedule & dependencies
- [Approved duration/date assumptions, actual visit window, lead time, predecessor, access, inspection, other trades]
- Assignment & qualifications
- [Lead, crew, subcontractor, trade/license/skill, office contact, escalation path]
- Site preparation
- [Customer responsibilities, cleared area, utilities, parking, keys/codes, occupants/pets, protection, work hours]
- Materials, tools & logistics
- [Reserved/pulled items, delivery, rental, equipment, disposal, permit, drawings, manuals, samples]
- Safety & stop conditions
- [Known hazards, required plan/procedure/control/PPE, restricted area, authority to stop and notify]
- Closeout evidence
- [Required before/during/after photos, measurements, test, inspection, serial/part, cleanup, removed-item disposition]
- Change pathway
- [Who to contact, what pauses, customer decision record, change ID, revised work-order release]
An operational work order does not cure a missing contract, notice, consent, signature, or licensing requirement. Confirm what the accepted estimate legally authorizes before dispatch.
Handoff failures
Details commonly lost between sales and the field.
Estimator priced two; crew installs one
The work order must identify the selected alternative and preserve the declined option, not rely on the latest email memory.
Generic line item becomes wrong product
Carry manufacturer, model, size, finish, accessories, supply responsibility, and approved substitution process.
Customer expects finish restoration
Put exclusions and adjacent-work boundaries where the crew and customer see them before access begins.
Estimate range becomes field cap
Separate estimate from an express NTE ceiling and state every rate and included cost.
Sales duration becomes promised date
Reconcile lead time, customer readiness, actual dispatch, dependencies, and completion commitment.
Invoice cannot explain what happened
Capture actual labor, parts, quantities, tests, evidence, approved changes, credits, status, and billing trigger.
Document rules
Keep each record in its lane.
Do not hide required contract terms
If acceptance creates obligations, provide the notices, terms, signatures, and copies the project requires.
Do not silently revise the deal
Material scope, price, payment, or time differences require the appropriate clarification or change approval.
Do not overstate acknowledgement
Say whether a signature confirms attendance, facts, satisfactory completion, payment, or another defined effect.
Do not become the first scope record
Bill from approved work and contemporaneous actuals, not a surprise line item created after completion.
Research basis
Written bids, contracts, work records, and changes serve different stages.
Oregon CCB distinguishes written bids from building-related contracts in its contractor guidance and separately identifies required residential contract terms, including parties, work description, price, payment, consumer rights, and dispute provisions. Its consumer guidance recommends written estimates and detailed signed contracts, illustrating why a bid or estimate should not be treated as a complete field record by default.
Oregon CCB also notes that a T&M estimate may be exceeded unless an NTE clause applies and says mid-job scope changes should be documented through a change order stating the price effect. CSLB guidance similarly requires detailed written contracts and change orders for covered California home-improvement work. These sources do not create universal definitions of “estimate” or “work order.”
- Oregon CCB: contractor bids and contract requirements ↗
- Oregon CCB: written estimate and contract guidance ↗
- Oregon CCB: selecting and working with contractors ↗
- Oregon CCB: estimates, NTE, and scope changes ↗
- California CSLB: home-improvement contracts ↗
An accepted estimate may itself form or become part of a contract. Document titles do not determine legal effect. Confirm the actual language, acceptance, incorporated terms, notices, project, jurisdiction, and signature requirements.
Estimate and work-order questions
What is the difference?
An estimate commonly proposes customer-facing work and price; a work order commonly prepares, assigns, tracks, and closes approved field work.
Does estimate approval authorize work?
It may, depending on its terms, acceptance, incorporated agreement, project, and law. State the effect and reference it from the work order.
Should the customer sign the work order?
It depends on whether the work order is internal dispatch or creates customer obligations. State what each signature means.
Can a work order change the estimate?
It should not silently revise approved terms. Use the required clarification, contract, or change approval, then release a current work order.
From approval to dispatch
Keep the customer decision attached to the field assignment.
JobSign helps contractors approve the estimate or work scope clearly before it becomes a scheduled job.
Approve an estimate →