Parties
Full legal names, billing addresses, tax identifiers, and authorized signers for advertiser, agency, and publisher with contact information.
A clear, complete IO reduces ambiguity, shortens approval cycles, and limits disputes by setting measurable campaign expectations, payment schedules, and escalation paths in writing. Well-structured IOs also support accurate trafficking, reconciliation, and legal traceability for audits.
Agencies, media buyers, brand marketing teams, and vendor sales representatives are the primary users responsible for preparing and approving insertion orders.
Role-based review and a final authorized signature reduce billing disputes and ensure campaign delivery matches contractual terms.
Purchases inventory, confirms targeting and pacing, and validates impressions or placements. The buyer often approves budgets and signs the IO as the party accepting delivery obligations on behalf of the advertiser.
Coordinates client approvals, reviews legal and billing clauses, and ensures creatives meet vendor specs. The agency lead signs to confirm agency-level commitments and invoicing instructions.
Full legal names, billing addresses, tax identifiers, and authorized signers for advertiser, agency, and publisher with contact information.
Start and end dates, flight windows, daily pacing rules, and time-zone conventions that control delivery and reporting.
Detailed list of placements, ad units, impressions or CPM/CPM floors, allowed domains, and blocklists/allowlists.
Creative formats, file types, maximum sizes, click-through requirements, approval windows, and serve limits.
Invoice schedule, payment terms, currency, tax responsibilities, credit holds, and dispute resolution procedures.
Primary performance metrics, conversion definitions, attribution model, reporting cadence, and reconciliation process.
| Field | Configuration |
|---|---|
| Signer Order | Sequential by role |
| Authentication | Email + optional SMS code |
| Notifications | Immediate on signature |
| Document Retention | PDF + audit trail |
Ensure the platform you use supports the file types, authentication, and integrations required for your workflow.
Confirm platform encryption and retention controls meet legal and corporate recordkeeping policies before executing high-value IOs.
Final creative due date before trafficking
When both parties must sign the IO
Start and end dates for delivery
When publisher issues first invoice
Net terms or date by which payment is required
Client signs proposal and confirms budget and targeting
Agency drafts IO with inventory and specs
Authorized signers approve and sign the IO
Publisher configures placements and verifies creatives
| signNow | DocuSign | Adobe Sign | PandaDoc | HelloSign | |
|---|---|---|---|---|---|
| Starting Price | $8/user/mo | $15/user/mo | $14/user/mo | $19/user/mo | $15/user/mo |
| Free Trial | 7-day trial | Varies | Varies | Varies | Varies |
| Bulk Send | Yes | Yes | Yes | Yes | Yes |
| Audit Trail | Yes | Yes | Yes | Yes | Yes |
The team standardized IOs to reduce back-and-forth approvals and accelerate launches.
NetSuite integration allowed IO data to flow to billing and fulfillment automatically.