Karl Andersson · CEO, AP Impact

Notes from the field

Twenty-five years of AP audit and analytics: the stories, the opinions, and the things experience teaches you. Mostly AP, not always.

Karl Andersson
01

$10,000 in Gift Cards, Hiding in the Level 3 Data

Who buys gift cards on a purchasing card? One cardholder had $10,000 worth, all sitting in the Level 3 data nobody was reading.

02

To PO or Not to PO

I once told a VP that 52% of his spend was on POs and nearly got fired for it. Here’s what that fight taught me about when to PO and when not to.

03

A Penny a Unit: How an Old Habit Broke a New ERP

A brewery on brand-new SAP couldn’t close its books. The culprit? Buyers entering $0.01 as a placeholder price, and a system that took them literally.

04

Recovery Files: The Dating Service the Company Paid For

Hundreds of dating-service charges on a manufacturer’s purchasing cards. I assumed it was a data error. It wasn’t.

05

Recovery Files: A One-Digit Typo and a One-Way Ticket to Mexico

Same invoice, same date, same amount: one digit off on the vendor number. A $249,000 payment, a photographer, and a four-day head start.

06

Recovery Files: The $1.2 Million Hiding in a Falling Steel Price

A $1.2 million recovery that built invisibly for years, and the “apply it to the oldest PO” habit at the center of it.

07

“I Thought SAP Made That Impossible”: SAP Duplicate Invoice Myths

“I thought SAP made that impossible.” SAP’s duplicate check is real, but its defaults leave gaps. How it works, and where it breaks.

08

“But Oracle Would Have Caught That”: Oracle Duplicate Invoice Myths

Oracle Fusion Payables checks for duplicate invoices, but per business unit, mostly on the invoice number, with a hold that can be released. Here’s where duplicates slip through.

09

The Vanishing Credit: Why AP Recovery Audits Can’t Wait Three Years Anymore

Open credits on supplier books used to sit for 5+ years. Now they vanish in 18–24 months. Here’s where they go, and why continuous audits matter.

10

We’re a Heavy PO Company, So Duplicates Can’t Happen. Right?

“We require a PO for everything, so duplicates can’t happen.” More than 52% of the duplicates we validate have a PO attached. Here’s how.