Corpay

Topic: Ap Automation

How to Calculate Cost per Payment by Method

Most payment cost estimates stop at "$2 to $4 a check." Here's the full per-method model, with a worked example you can rerun with your own numbers.

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Oct 19, 2026
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NACHA File Format: How the ACH File AP Sends to the Bank Is Built

NACHA File Format: How the ACH File AP Sends to the Bank Is Built

The NACHA file is how approved vendor payments reach the bank. It's also a place where an approved payment can be changed after approval.

Dual Signature Checks: Why Banks Rarely Enforce Them and What to Use Instead

Dual Signature Checks: Why Banks Rarely Enforce Them and What to Use Instead

The control people want from two signatures is two people agreeing before money leaves. Most banks won't enforce it for you, so here's what does.

Cash Disbursement Journal: What It Records and How to Keep One

Cash Disbursement Journal: What It Records and How to Keep One

The journal is easy to define and tedious to keep. Here's what belongs in it, how it ties to the ledger, and how it changes when payments stop being checks.

Why the Accounts Payable Aging Report Won't Tie at Month-End | Corpay

Why the Accounts Payable Aging Report Won't Tie at Month-End | Corpay

A controller's guide to tying the accounts payable aging report to the GL AP control account: the seven reconciling items that slow month-end, a worked example, cutoff and accrual rules, and steps to shorten AP reconciliation.

Check Run: How to Run AP Check Payments, and How to Shrink Them

Check Run: How to Run AP Check Payments, and How to Shrink Them

The weekly check run is often the slowest and riskiest hour in the AP week. Here's how to run it cleanly, and how to make it smaller every quarter.

What Is an Accounts Payable Ledger? How the AP Subledger Works and What It Should Record

What Is an Accounts Payable Ledger? How the AP Subledger Works and What It Should Record

The AP ledger holds every invoice, credit, and payment for every vendor. Here's what it looks like, what it should record, and how it feeds the general ledger.

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