Google Ads is worth it for a small business when three things are true at once: you can put a rough value on an enquiry, you have a page that turns a click into contact, and you have the capacity to serve the work you buy. Miss any one of those and paid search becomes a fast way to buy traffic that goes nowhere. The channel itself is neutral. What decides the outcome is the preparation done before the first ad runs, and whether you count enquiries rather than clicks.
There are no spend figures below. The sensible number depends on your market and on what a job is worth to you.
Is Google Ads worth it for a small business?
It is worth it when you can do the arithmetic, and the arithmetic is short. Start with what a job is worth to you. Multiply that by the share of enquiries that turn into paid work, and you have the value of one enquiry. Multiply that by the share of clicks that turn into enquiries, and you have the most a click can be worth to you. Whatever you are prepared to bid sits under that ceiling, with room left for your own time.
None of those figures has to be exact, but each has to be yours. If one of them is a shrug, paid search is a guess with a card attached. The other half of the answer is capacity. Paid search buys attention on demand, which is useful when the diary is thin and awkward when it is full. A trade with a six week backlog does not need more enquiries, and buying them anyway means paying to disappoint people.
Four numbers to write down before you open an account:
- What a customer is worth, over the first job and over a reasonable relationship.
- How many enquiries become paid work, from your own records, not an industry figure.
- How many clicks produce one enquiry, which you learn by running and measuring.
- How much new work you could take on this month without the service slipping.
What has to be in place before you spend a pound?
The account is the last thing to build, not the first. A campaign pointed at a homepage with no tracking will spend properly and teach you nothing, so when I plan paid search the order is page, tracking, keywords, then ads.
- A landing page that answers the search the ad was bought for, with one clear next step.
- Conversion tracking for form submissions and calls, set up and tested before launch.
- A keyword list grouped by intent, so a price search and a supplier search do not share an ad.
- Negative keywords added before launch and reviewed against the search terms report monthly.
- Location targeting set to the area you genuinely serve, not the area you would like to.
- Someone who answers enquiries the same day, because a paid enquiry left overnight is money spent twice.
- A budget, and a date in the diary to review it against results.
How do daily budgets and the monthly spending limit actually work?
Your average daily budget is not the ceiling for a single day, and that surprises people the first time they look at a spiky Tuesday. Google's help page on how Google Ads budgets work describes the average daily budget as the average amount you set for each ad campaign on a daily basis, then puts two separate limits on top of it. The daily spending limit is the most you can be billed for a campaign on a given day, which the page gives as the average daily budget multiplied by two for most campaigns. The monthly spending limit is the most you can be billed for a campaign over a month, which the page gives as the average daily budget multiplied by 30.4 for most campaigns, 30.4 being the average number of days in a month. Both are stated per campaign rather than per account. Last verified: 7 September 2026. Vendor rules change without notice, so read that page yourself before setting a budget.
So one heavier day is not a fault to report, and a second campaign brings a second set of limits with it. Judge each campaign over a month, and set the daily figure at a level you are content to see multiplied out across one.
Why do small accounts leak money, and what stops it?
Most waste comes from three places: searches that were never going to convert, a location setting wider than the business, and clicks sent to a page that cannot answer them. Negative keywords deal with the first. Google's own help page on negative keywords says they let you exclude search terms from your campaigns, and that they will not match to close variants or other expansions, so synonyms and singular or plural versions have to be added by hand if you want those excluded too. Last verified: 7 September 2026. Check that page for the current matching rules before building a list rather than after.
The searches worth excluding early are the ones that look like your service but are not a customer:
- People looking for work rather than a supplier: jobs, salary, vacancies, apprenticeship.
- People wanting to do it themselves: how to, DIY, tutorial, course, template.
- People hunting for free or cheap, where you do not compete on that basis.
- Adjacent services you do not offer, which is the list only you can write.
Location is the second leak, so target the towns you will actually travel to. The page is the third: if the ad promises one service and the click opens a general homepage, the money is already gone.
How do you know whether the ads are paying for themselves?
By counting enquiries and what happened to them, not clicks. Google's help page for conversion tracking says conversions give insight into campaign performance and that you choose what you identify as valuable, giving a purchase, a sign-up or a phone call as its examples. It covers actions on your website, calls from an ad or from a number on your site, app activity, and offline conversions uploaded from your own records. Last verified: 7 September 2026. Confirm the current setup steps on that page before configuring anything.
Tracking tells you the enquiry arrived. Your own records tell you whether it was worth having, and the two usually need joining up by hand. A note against each enquiry saying which campaign it came from, and whether it became a quote and then a job, beats any dashboard. The same habit applies to the rest of the site, which is the subject of measuring whether your website is working.
When is Google Ads the wrong tool?
When nobody is searching for what you sell, when the margin cannot absorb the cost of a click, when you cannot handle more work, or when the site is the actual problem.
- Your product is new enough that people have no word for it yet.
- The value of a job is small and the clicks in your category are contested by national advertisers.
- You are at capacity, in which case pricing and process beat advertising.
- Your organic traffic arrives and leaves without enquiring, which is a conversion problem first, and one covered in why a website is not getting enquiries.
Frequently asked questions
Should I do SEO or Google Ads first?
They answer different questions. Paid search can put an offer in front of people this week; organic work builds positions over months. If you need enquiries now and the arithmetic works, run ads and keep the organic work going underneath, so you are not renting all of your visibility.
Can I run Google Ads myself?
Yes, and plenty of owners do. The parts that need attention are conversion tracking, negative keywords, location targeting and the landing page. Handle those four and a self-run account is reasonable; skip them and an expensive account is the usual result.
How long before I know whether it is working?
Long enough to gather enough enquiries to mean something, which depends on click volume rather than the calendar. Decide in advance what number would count as a fair test, then wait for it.
What happens if I pause spending?
Paid visibility stops the day the budget stops, which is the trade-off against organic work. Treat ads as a tap you can turn rather than a foundation, and keep building the organic and referral routes alongside them.
If you are weighing up paid search and want a straight answer about whether it suits your business, the PPC and Google Ads page sets out how we approach campaign structure, keywords, landing pages and tracking. We quote per project by email after a short conversation, and we would rather start at a level you are comfortable with and adjust from there than commit you to large spend on day one.
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