Skip to main content
FIELD NOTES

The archive

What an AI audit actually finds, what the Privacy Act reforms mean in plain English, and where the money already in your business might be sitting.

Written for Australian trades and small-service operators. Plain words, no filler, and nothing to sign up for.

RECORDED

232,912

Australian businesses with 5 to 19 staff

Each one holds the same repetitive work, and none of them has a spare engineering department.

Where this number comes from
ABS, actively trading businesses, June 2026

Before you ask. I am Kyle Deligny, a sole trader (ABN 34 318 502 254), and I write these myself. Reading costs nothing, nothing of yours is touched, and nobody is replaced. These notes are for the owners of those businesses.

Which of the notes below is worth your five minutes? Start with the newest and see.

All posts

21 documents recovered · sorted by date logged
Email securitylogged 4 Oct 20264 min read

"Settlement is Friday, here are our updated bank details"

One email, sent at exactly the right moment, can redirect a house deposit.

Open the record
Email securitylogged 3 Oct 20264 min read

The "we've changed banks" email that finds accountants and bookkeepers

You move other people's money.

Open the record
Email securitylogged 2 Oct 20264 min read

Can someone send email pretending to be my business?

Short answer: yes, and it needs no hacking.

Open the record
Build loglogged 1 Oct 20265 min read

Tap-to-approve on Telegram without a second bot

The final design sends one message with an approve and a deny button. A decision only counts if it carries the exact reference for that card, arrives before it expires, and nobody has already answered it.

Open the record
Build loglogged 1 Oct 20266 min read

A headless AI research loop that can't rm -rf your home directory

An unattended AI agent that can run shell commands without a human watching is dangerous by default. Here is the guard that sits in front of it, and the day it actually caught a bad one.

Open the record
Researchlogged 1 Oct 20266 min read

How many opportunities are actually out there? A capture-recapture method for mapping public opportunity directories

Two independent lists that both try to count the same thing will always miss some of it. Count how much they overlap, and you can work out how much neither list found.

Open the record
Securitylogged 1 Oct 20267 min read

Half of small-business domains in Australia, New Zealand and Singapore have no DMARC record and no security.txt file

Across 8 independently sampled bands of the Australian domain namespace, between 37.5% and 55.0% of small-business domains have no enforced email security and no published way to report a problem.

Open the record
Build loglogged 1 Oct 20266 min read

How a missing binary turned a test suite into rm -rf /home, fixed in 8 minutes 12 seconds

Eight minutes and twelve seconds. That's how long it took to go from a wiped home directory to a fully working system, once the rebuild was done properly.

Open the record
Doctrinelogged 20 Aug 20264 min read

Black Ice: the operating doctrine TITANOS is actually built on

Every system on this site was built using this. Publishing it because it's useful on its own, not because it's bait.

Open the record
Compliancelogged 19 Aug 20264 min read

Do sole traders need a privacy policy in Australia?

"I'm under $3 million turnover" is true for almost every sole trader. It's not the whole answer anymore.

Open the record
Compliancelogged 19 Aug 20264 min read

The Notifiable Data Breach scheme: the 30-day rule small businesses miss

It doesn't have to be a hack. An email sent to the wrong address can trigger the same 30-day clock.

Open the record
AI implementationlogged 19 Aug 20265 min read

What should AI automation actually cost a small trade business?

The number on the quote matters less than whether anyone looked at your business before writing it.

Open the record
Securitylogged 19 Aug 20266 min read

The ACSC Essential Eight, translated for a one-van trade business

"Application whitelisting" means nothing to a solo electrician. "Only install apps from the app store" does.

Open the record
Securitylogged 19 Aug 20265 min read

Business email compromise: the invoice scam actually hitting Australian trade businesses

It doesn't look like a scam. It looks like your supplier, in a normal email, saying their bank details changed.

Open the record
AI implementationlogged 19 Aug 20265 min read

Is an AI receptionist for your trade business actually Privacy Act compliant?

The pitch is always missed calls. Nobody selling these tools mentions where the recording of your customer's voice actually ends up.

Open the record
Trustlogged 18 Aug 20264 min read

How to tell if a "free scan" offer is legitimate (and how to verify mine in five minutes)

A free scan that asks for payment details before showing results isn't a free scan. Here's what a legitimate one looks like.

Open the record
Trade softwarelogged 15 Aug 20266 min read

ServiceM8 vs Tradify vs simPRO: what your job data can (and can't) tell you

Every platform records "quoted but nothing happened" differently. Knowing which field to trust matters more than which platform you're on.

Open the record
Noteslogged 10 Aug 20264 min read

Why "book a call" gets ignored and "send me a spreadsheet" doesn't

Asking a stranger for 20 minutes is a big ask. Asking them to export something they already have costs them nothing.

Open the record
Revenuelogged 4 Aug 20265 min read

The dead-quote problem: how much revenue is sitting in your "maybe" pile

You didn't lose these jobs. Nobody said no. They just went quiet, and quiet isn't the same as gone.

Open the record
AI implementationlogged 29 July 20265 min read

What an AI audit actually finds in a trades or small-service business (real patterns, not hype)

The task worth automating is rarely the flashy one. It's the boring five-minutes-a-day task nobody's counted.

Open the record
Compliancelogged 22 July 20266 min read

Australia's Privacy Act changes: what small businesses actually need to do before 10 December 2026

"We're too small for privacy law" stops being reliably true this year. Here's what changes and what doesn't.

Open the record

If one of these sounds like your business, would it be okay if I had a look with you? A free chat is on the audit page, and a no is completely welcome.

Free consultation + report