How to Choose a Marketing Agency for Your Shopify Store (Before You Sign Anything)

Most Shopify stores reach a point where the founder can no longer run ads, write emails, fix the theme and answer customers at the same time. The obvious next step is an agency. It can also be the most expensive mistake of the year, because a bad agency does not fail loudly. It slowly spends your budget while the reports keep looking fine.

We build Shopify apps and talk to store owners every week, so we see both sides: stores that grew with the right partner, and stores that paid for months of "brand awareness" with nothing to show for it. Here is what separates the two.

1. Fix the leaks before you pay for traffic

An agency can only multiply what already works. If your store loses people after the click, more traffic just makes the loss bigger. Before you sign anything, check three things yourself:

• Speed. Open your product page on a phone with mobile data. If it takes more than three seconds to show the product, fix that first. Old app code left in the theme after uninstalling is a common cause.
• Email deliverability. If your order and marketing emails land in spam, every campaign the agency runs will underperform. Check SPF, DKIM and DMARC for your domain.
• The checkout path. Place a real order on a phone. Count the steps and every surprise: shipping cost, delivery time, missing payment method.

An honest agency will tell you the same thing in the first call. If they skip straight to "we'll scale your ads", that is your first signal.

2. Decide what you actually need

"Marketing agency" covers very different businesses. Before comparing names, decide which problem you are hiring for:

• Paid ads (Google, Meta, TikTok). Fast results, but you pay for every visitor. You need a clear margin and a working store.
• SEO. Slow to start, cheap per visitor once it works. Good for products people search for by name or problem.
• Email and retention. Often the highest return for stores with repeat purchases. Many agencies treat it as an add-on; it deserves a specialist.
• Brand and creative. Useful when you have traction and need to stand out, not when you are still looking for product-market fit.

One agency rarely excels at all four. A small store is usually better served by one specialist for its main channel than by a "full-service" package where the junior team does everything.

3. Questions to ask in the first call

• Who will actually work on my account? Ask for names and their experience, not the founder who runs the sales call.
• What will you do in the first 30 days? A good answer is specific: audit, tracking fixes, two or three tests. A vague answer is "strategy".
• Which numbers will you report? Insist on revenue, cost per acquisition and return on ad spend from your store's data, not just clicks and impressions.
• Who owns the ad accounts and data? You should. If the agency leaves, the accounts, pixels and history stay with you.
• What is the notice period? Long lock-in contracts protect the agency, not you. One to three months is normal.

4. Red flags

• Guaranteed rankings or guaranteed ROAS.
• Reports full of metrics you cannot connect to sales.
• Refusing to give you admin access to your own ad accounts.
• A price that does not depend on scope ("we do everything for 300 a month").
• No case studies from stores similar to yours in size and market.

5. Local agencies versus remote ones

A remote agency can work well for a Shopify store, but for smaller markets a local partner has a real advantage: they know the language, the local marketplaces, the delivery habits and the platforms people actually use there. That matters more than it seems. Ad copy translated by someone who does not live in the market rarely converts as well as copy written by someone who does.

If you sell in Lithuania or the Baltics, a good starting point is this 2026 overview of the top marketing agencies in Lithuania by Kaipkada.lt (in Lithuanian). It groups agencies by what they do best, from integrated digital marketing and performance ads to SEO and AI search visibility, which makes it easier to shortlist two or three that match your need instead of calling ten.

6. Start small and measure

Do not hand over the whole budget on day one. Agree on a three-month pilot with one channel and one clear goal, for example "lower cost per first order by 20%" or "grow organic revenue from category pages". Keep a simple baseline from before the agency started, so you can see the real difference, not the one in the slide deck.

After three months you will know more than any sales call could tell you: whether they communicate, whether they test, and whether your revenue moved.

The short version

1. Fix speed, email deliverability and checkout first.
2. Hire for one clear problem, not for "marketing".
3. Keep ownership of your accounts and data.
4. Prefer local knowledge in small markets.
5. Start with a short pilot and a measurable goal.

A good agency makes a working store grow faster. It cannot make a leaking store profitable, and the best ones will tell you that before they send an invoice.