The cheapest monthly marketing spend an Australian business can defend, and the two lines that cost nothing

A defensible monthly floor in Australia is four line items, not a figure. One person's time owning the brief, the pages that describe what you sell, a dated reading of what search and AI assistants currently say about your category, and one paid channel small enough to switch off without drama. Anything less than those four is not a small budget, it is an unmeasured one, and an unmeasured $800 a month is worse value than a measured $400.

The four items, and what each has to deliver

Line item	What it has to produce	How you know it worked
An owner of the brief	One named person who decides what gets written and what gets bought	Decisions happen in days rather than at the next quarterly review
Pages that describe the offer	One page per service, with price position, geography and buyer named	Search Console shows impressions against the terms those pages target
A dated baseline reading	What search results and AI answers say about your category today, with the date on it	You can tell a month later whether anything moved
One switchable paid channel	Enquiries with a cost attached to each one	A cost per enquiry you would show a board

Three of those four are time rather than cash, which is the point. The cheapest credible spend in Australia is mostly attention, and the part that costs money is deliberately the part you can stop.

Which one to buy first, on the Australian evidence

The baseline reading, and the reason is measurable. On 22 October 2026 we put 33 batches of buying questions to ChatGPT and Gemini with Australia written into the text of each question, because the search interface we use accepts country, language and location parameters and ignores every one. The snapshot taken that evening holds 64 blind readings, 32 per engine.

In 36 of the 64 readings the engines named a business. In 28 of the 64 they named nobody at all. The named ones repeated tightly: Online Marketing Gurus in 12, Rocket Agency in 8, StudioHawk in 8, Prosperity Media in 8, Sparro in 3, King Kong in 3. On the tool side it was Semrush in 14 and Ahrefs in 12.

A business on a small budget cannot outspend the firms in that first group. It can very often take one of the 28 empty answers, because an empty answer is defended by nobody. Knowing which of your own buying questions fall into that bucket costs a reading and changes where every subsequent dollar goes. Buying ads before taking that reading is paying for traffic to a page you have not checked is quotable.

The free line item most small Australian budgets miss

Checking the supplier. The Australian Securities and Investments Commission runs a free Banned and Disqualified search and advises in its own words, read on asic.gov.au on 22 October 2026, that it is a good idea to check people and organisations before you deal with them. The search covers six registers at once and tells you who is not allowed to be a company director, audit self managed superannuation funds, or work in the Australian financial services or credit industry. ASIC also keeps a separate court enforceable undertakings register and states that people who give one will not always appear on the banned and disqualified registers, so the complete check is both.

Ten minutes, no cost, and on a floor budget it is the highest return activity available because the downside it protects against is the whole budget.

The two things a small Australian budget should refuse

• Directory and listing packages sold as visibility. In our earlier three market audit of 597 readings, review directories accounted for 0.8 per cent of all citations recorded. Buy a listing if a buyer genuinely looks there. Do not buy it as a channel.
• A retainer with no countable units. If the proposal does not say how many pages, how many hours and by whom, there is nothing to hold anybody to in month three. Our page on what a retainer has to specify in deliverables and hours turns a vague proposal into a comparable one.

The GST line, which is not optional even at the floor

State every price both ways wherever you publish one, and get every supplier quote both ways. Australia's pricing rules around how a single total is presented are not something a marketing page should summarise, and the arrangement of provisions in the Competition and Consumer Act 2010, read from legislation.gov.au on 22 October 2026, includes a section 48 headed Single price to be specified in certain circumstances and a section 47 headed Multiple pricing. Those are the headings of the provisions, which is what we read; the provision text itself did not render to our fetch, so this page quotes no obligation from them. Nothing here is legal advice and the specific question belongs with an Australian lawyer.

Questions about running marketing on a small budget in Australia

Can a business here do anything useful without paid media

Yes, and many do for the first six months. Service pages, a strong Business Profile, reviews that name the service, and answers published against real buyer questions produce enquiries. Paid media buys speed rather than necessity.

Is a freelancer cheaper than an agency at this level

Usually, and the trade is coverage. One freelancer does one thing well. If the plan needs search, paid and content at once you are buying three freelancers or one agency, and the agency is often cheaper to manage.

How small is too small to measure

Never. Measurement is the cheapest line on the list and the one that makes the other three defensible to a board.

What is the first thing to cut when money is tight

The paid channel, because it is the only one that stops producing the day you stop paying. Cut it, keep publishing, keep the reading going, restart paid when there is something worth sending traffic to.

Does Australian geography make a small budget harder

It makes a national programme unrealistic at this level, which argues for winning one city or one state properly. Our page on how to buy national or local search work in a country this size sets out which of the two you are actually purchasing.

What a floor budget gets for free in this country

Two of the most valuable items available to an Australian business on a small budget have no price at all. The first is supplier verification: ASIC's own page, read 22 October 2026, says you can search 6 ASIC registers at once and that it is a good idea to check people and organisations before you deal with them, and it adds that its separate court enforceable undertakings register holds people who will not always appear on the banned and disqualified lists. The second is the statement of your own service area, published in plain words, which in a country this size prevents more wasted enquiries than any amount of targeting. Neither costs a dollar and both outperform most paid lines at this budget level. What they do not give you is a reading, and in 28 of 64 blind Australian readings taken on 22 October 2026 the engines handed a buyer no supplier at all, which is a large minority of the set and the part a small budget can actually compete for. AI Knows Us produces that reading across ChatGPT, Gemini, Perplexity, Claude and Google AI Overviews, and the first scan runs without an account, which is the right price for a floor budget.