Should I boost a post or set up a proper ad?

The usual explanation is that boosting is the simple version and the ads manager is the advanced one. That is not quite it, and the difference matters more than the difficulty. Boosting is an ad pointed at a different objective — which is the real reason a boosted post can collect two hundred likes and produce not one enquiry.

What the Boost button is actually buying

When you boost, you are mostly buying attention on the post itself. The system optimises for people likely to interact with it — react, comment, watch, tap the profile. It is good at that, and it will deliver exactly what it promised.

The problem is that "people who reliably like posts" and "people who will contact a tradesperson this month" are two different populations, and the first one is far cheaper to find. So the platform finds it, the numbers look healthy, and nothing happens.

That is not the platform cheating you. It is doing the job you selected.

What a properly set up ad adds

Building the campaign in the ads manager instead lets you say what you actually want — enquiries, messages, calls, form fills, purchases — and the system then optimises toward the people likely to do that. Alongside it you get:

• Real objective choice, which is the whole point.
• Better audience control — including showing the ad to people who have already been to your website, or to people similar to your existing customers.
• Placement control, so you are not paying for placements that do not suit your creative.
• Proper testing, two versions against each other rather than a guess.
• Sensible reporting, including cost per enquiry rather than cost per like.

Cost per enquiry is the number that changes decisions. Once you can see it, most arguments about advertising resolve themselves.

When boosting is genuinely the right call

It is not a trap in every situation. Boost when the outcome you want really is attention on that specific post:

• An event or a deadline that a lot of local people simply need to know about.
• A post that is already doing unusually well organically. Putting money behind something people are demonstrably responding to is one of the few reliably good uses of ten pounds.
• Building a small local following from nearly nothing, where recognition is the honest goal.
• You have no website or booking destination yet, so there is nowhere for a conversion campaign to send anyone anyway.

That last one is worth sitting with. If the destination is not ready, a more sophisticated campaign does not help — see whether paid ads are worth it, which is really a question about what happens after the click.

When boosting quietly wastes the money

• You want enquiries. Say so, and use a campaign that optimises for them.
• You are boosting because the post did badly. Paying to distribute something people already ignored is the most common £20 mistake on the platform.
• You are boosting regularly with no idea what it produces. A standing £5 a day with no measurement is a subscription, not marketing.
• Your audience is set to something enormous and vague. The default catchment is frequently far wider than the area you serve.

The honest middle path

For a lot of small businesses the sensible sequence is:

1. Post normally and notice what people actually respond to.
2. Boost the occasional genuine winner with a small amount, to a tight local radius.
3. When you want enquiries rather than attention, stop boosting and build one proper campaign with a single clear objective and a destination that works.
4. Judge it on cost per enquiry over a few weeks, not on the first three days.

Most businesses never need more than one well-built campaign running quietly. The elaborate account structures you read about are solving problems you do not have.

Before you spend anything

Three checks, all free, all more valuable than the first fifty pounds of budget:

• Is the destination good? If your site gets visitors and no enquiries already, ads buy you more of the same problem. The six checks apply.
• Can you answer quickly? Paid enquiries decay fast. If the inbox goes unread until Thursday you are buying leads for whoever replies first.
• Do you know what a customer is worth? Without that, no cost per enquiry can be judged good or bad. Setting a budget starts there.

The bottom line

Boosting buys attention on a post; a proper campaign buys the outcome you name. Boost a genuine winner, an event, or early local recognition. For enquiries, build the campaign, point it at a destination that works, and judge it on cost per enquiry. See also how to write an offer that works, because the offer decides more than the targeting does.