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Eternify Labs

Accounts receivable

Get paid on time.

Invoices go out from your own email domain, reminders follow a ladder you set, and every receipt is applied to the invoice it pays. Eternify Assistant drafts the follow-up and a named person sends it.

Accounts receivable, in motion
  • Customers and contractsTerms, tax place of supply and billing contacts in one record.
  • Single or batch invoicesOne invoice, or a run built from contracts.
  • Your email domainTwo DNS records and invoices send as you.
  • Custom fieldsPurchase order, job site or any field you define, printed on the invoice.

What you get

Sent as you

Invoices leave from billing@yourcompany.ca after two DNS records. Customers see your name in the inbox, and replies come back to your team.

A ladder, not a blast

Reminders step up on a schedule you set, pause when a customer promises a date, and wait for a person before anything firm goes out.

Cash that finds its invoice

A receipt is matched to the invoices it pays, in full or in part, and the ageing updates the moment it posts.

How it works

From invoice to cash applied.

Pick a step to see it. The panel stays beside you while you read.

Raise one invoice or a whole batch from contracts. Custom fields such as a purchase order number or a job site print on the invoice, and internal notes stay internal.

  • Single invoice or batch
  • Custom fields printed on the invoice
  • Tax by place of supply

INV-2301, custom fields

FieldValuePrinted
PO numberPO-88412Yes
Job siteOshawa plant 2Yes
Internal noteCredit hold reviewNo

Add two DNS records and invoices send from your address, with the sending authenticated to your domain. Customers reply to a mailbox you already read.

  • Two DNS records
  • Your address in the From line
  • Delivery status on every invoice

Send from harbourline.ca

  1. Record 1 of 2Sending key published for harbourline.caDone
  2. Record 2 of 2Return path published for harbourline.caDone
  3. Invoices send from billing@harbourline.caDelivery and open status tracked per invoiceInfo

The run builds a batch of draft invoices from contracts and usage. You review the batch, fix what needs fixing and release it. Nothing is sent automatically.

  • One reviewable batch
  • No auto-send
  • Release by a named person

Billing run, October 2026, 3 invoices, 8,202.00

Lakeshore FabricationMonthly service, net 304,812.00Review
Northline SupplyQuarterly licence, net 302,260.00Review
Cedar Row BakeryEquipment lease, net 151,130.00Approved

A receipt is proposed against open invoices, in full or in part, and posted when a person confirms. Anything unapplied stays visible as a customer credit.

  • Full and partial application
  • Unapplied cash kept as credit
  • Ageing updates on posting

Receipt R-0412, Lakeshore Fabrication

InvoiceOpenApplied
INV-22914,812.004,812.00
INV-22841,188.001,188.00
Receipt6,000.006,000.00

Eternify Assistant drafts each reminder in the tone of the step. A promise to pay pauses the ladder until the date, and a person decides when a firm notice goes out.

  • Ladder steps you set
  • Pause on promise to pay
  • A person releases firm notices

Northline Supply, INV-2301

  1. Reminder before due dateSent 28 OctDone
  2. Promise to pay recordedCustomer commits to 31 Oct, ladder pausedInfo
  3. Firm notice draftedWaits for Priya Nair if 31 Oct passesWaiting

Credit memos reduce what a customer owes and show on the statement. Each customer gets a link to see open invoices and pay by card or bank transfer, and the payment is applied when it clears.

  • Credit memos tied to the invoice
  • Statements on demand or on a schedule
  • Pay-now portal per customer

Statement, Northline Supply, to 31 Oct 2026

INV-2301, due 31 Oct
2,260.00
CM-0031, returned goods with HST
-226.00
Balance due
2,034.00

The ageing report reads the same entries as the general ledger, so it ties to the control account. Open a bucket to see the invoices in it.

  • Ties to the control account
  • Buckets drill to invoices
  • Filter by customer, entity or owner

Receivables ageing, 31 Oct 2026

CustomerCurrent1 to 3031 to 60Total
Lakeshore Fabrication4,812.001,188.000.006,000.00
Northline Supply0.002,260.000.002,260.00
Cedar Row Bakery1,130.000.00450.001,580.00
Total5,942.003,448.00450.009,840.00

INV-2301, custom fields

FieldValuePrinted
PO numberPO-88412Yes
Job siteOshawa plant 2Yes
Internal noteCredit hold reviewNo

Architecture

From contract to ledger, in one line.

Contracts produce invoices, invoices produce entries, and receipts clear them. Collections read the same open items the ledger does, so nothing is reconciled afterwards.

Capabilities

Everything between invoice and cash.

  • Customers and contracts

    Terms, tax place of supply and billing contacts in one record.

  • Single or batch invoices

    One invoice, or a run built from contracts.

  • Your email domain

    Two DNS records and invoices send as you.

  • Custom fields

    Purchase order, job site or any field you define, printed on the invoice.

  • Reviewable billing run

    A batch you check and release. No auto-send.

  • Credit memos

    Tied to the invoice and shown on the statement.

  • Cash application

    Receipts matched in full or in part to open invoices.

  • Collections agent

    Drafted reminders, pauses and promise to pay.

  • Pay-now portal

    Customers see open invoices and pay in one place.

Keep going with the rest.

  • Billing

    Usage, milestones, retainers, time and materials.

    Learn more
  • Reconciliation

    Bank, card and Stripe matched continuously.

    Learn more
  • Canadian tax

    GST, HST, QST and PST, filed from the books.

    Learn more

Questions

Questions, answered.

How do I send invoices from my own email domain?

Add two DNS records to your domain. Once they verify, invoices send from an address such as billing@harbourline.ca and the sending is authenticated to your domain, so they land as mail from you.

What is cash application in accounts receivable?

Cash application is matching a customer payment to the invoices it pays. A receipt can clear one invoice, several, or part of one. Eternify Ledger proposes the match from the remittance and the amounts, and a person confirms it.

Can the collections agent send reminders on its own?

It drafts them. Early reminders follow the ladder you set, and a promise to pay pauses the ladder until the date. A firm notice always waits for a named person to release it.

Does a billing run send invoices automatically?

No. A billing run builds a batch of draft invoices and stops. You review it, change what you need to and release it, and the release is recorded against your name.

Can customers pay an invoice online?

Yes. Each customer gets a pay-now portal link that shows their open invoices. When a payment clears it is applied to the invoice and the receipt is posted to the ledger.

Send your next invoice from your domain.

Bring a billing file. We run a batch, review it with you and show the reminder ladder on a call.