Tyllus field notes
Manage the decisions behind an import supply chain.
Country-specific guides and source-backed analysis for teams connecting purchasing, customs, transport, receiving and finance. Start with the U.S. or Mexico operating model, then examine the document, partner, ETA and cost handoffs that need better control.
Updated: September 10, 2026
Start with the importing country
The United States and Mexico guides explain a complete operating model: accountable roles, document relationships, exception scenarios and reproducible measures. The specialist articles below examine individual handoffs in more depth. Country, goods, mode and customs regime determine which official requirements must be reviewed.
Follow the loss from signal to consequence
The expensive moment is rarely one dramatic failure. It is usually a small signal that arrives in an inbox, a file that cannot be found, an ETA that changes without an owner, or a charge that reaches finance without shipment context. These articles connect those operating moments to the deadlines and cost categories documented by US authorities.
- Container ETA, detention, and demurrage exposure.
- Email follow-up, unanswered requests, and missed decisions.
- Import-document errors and customs-clearance delays.
- File findability, record retention, and audit readiness.
- Customs holds, examinations, and General Order costs.
- Classification, AD/CVD, and duty accuracy risk.
- Landed-cost reconciliation and margin confidence.
- Exception management and the hidden cost of late ownership.
- Seven-stage import operations software demo evaluation.
- Human review of AI commercial invoice extraction.
- Controlled shipment email automation and partner follow-up.
- Role-aware shipment document portal view and download.
- Missing-document and customs-readiness measurement without invented loss totals.
- Suez, Panama, and port-performance evidence for container ETA decisions.
- FMC demurrage and detention data, invoice clocks, and dispute evidence.
- Excel-Gmail fragmentation versus a controlled shipment record.
- Nine-step migration from spreadsheets and email to Tyllus.
- Import KPI definitions with shipment-level drill-through.
- Customs retention periods and a digital evidence trail.
- Current U.S. tariffs and the Section 122 date boundary.
- De minimis suspension, ACE entry handoff, and parcel evidence.
- HTS Revision 19 and version-controlled classification evidence.
Evidence first, promises second
Every regulatory, timing, or monetary statement points to a visible primary source. Product claims stay within what Tyllus actually does: organize work, evidence, ownership, partner follow-up, ETA context, and cost traceability. Tyllus does not file customs entries, classify goods, replace a licensed broker, or guarantee savings.
Turn scattered import work into an operating view.
Map the moments where your team waits, searches, repeats, or reconciles—and see whether Tyllus fits the workflow.

