Google Ads Campaign Setup for Sales

Setting up a Google Ads campaign requires defining your conversion goal, structuring ad groups by product category, and applying exact and phrase match keywords to control ad spend. When you configure the structural foundation correctly from day one, you stop buying irrelevant clicks and start acquiring actual customers.

At SiteGain, we function as an external in-house marketing team for e-commerce businesses. We spend our days managing digital budgets, and we routinely see store owners burning money on default Google settings that prioritize platform revenue over client profit. A well-structured Google Ads account groups products by search intent rather than website navigation. If you let Google automate everything out of the box, you will pay for traffic that never converts.

This guide covers the exact setup methodology we use to build profitable, highly controlled search campaigns for e-commerce stores.

The Architecture of a Profitable Search Account

The biggest mistake you can make is dumping all your products into a single campaign with one shared budget. Google Ads operates on a strict hierarchy: Account, Campaign, Ad Group, and Keyword. Your campaign level controls the daily budget and location targeting. Your ad group level controls the specific theme of the ads and keywords.

Separating your campaigns by product profitability and search intent allows you to allocate budget where it matters most. If your store sells both high-margin espresso machines and low-margin coffee filters, putting them in the same campaign means the cheaper, higher-volume items will eat your entire daily budget before the premium machines get a chance to show.

"For every $1 spent on Google Ads, businesses receive an average of $8 in profit through Google Search and Ads." — Google Economic Impact Report, 2022

To capture that return, you need tight control over where your money flows. We isolate high-margin products into their own campaigns. This guarantees that your most profitable inventory always has budget available during peak shopping hours. If you want to understand how we map these structures to overall business goals, you can read about how our external in-house marketing structure works.

Step-by-Step Campaign Configuration

We follow a strict sequence when launching a new search campaign. Skipping these steps leads to diluted data and wasted spend.

1. Define the Conversion Goal: Create a new campaign without a goal's guidance to maintain manual control over your settings. Once the campaign is created, assign a specific conversion action at the campaign level. For e-commerce, this should always be "Purchases" tracked with a dynamic value. Do not optimize for "Add to Cart" or "Page Views."
2. Select the Search Network: Choose the Search Network only. Opt out of the Google Display Network immediately. Display traffic acts entirely differently than search intent traffic, and mixing them in one campaign ruins your click-through rate and conversion data.
3. Disable Search Partners: In the network settings, uncheck the box for Google Search Partners. While this network can occasionally drive cheap conversions, it lacks transparency. We always launch with it disabled to ensure 100 percent of the initial budget goes to actual Google search results.
4. Target Specific Locations: Set your location targeting to "Presence: People in or regularly in your targeted locations." Do not use the default "Presence or interest in" setting, or you will pay for clicks from users located outside your shipping zones who simply searched for your target city.
5. Set a Viable Daily Budget: Calculate your target cost per acquisition (CPA) and multiply it by three. If you want to acquire customers for 150 DKK, your daily budget needs to be at least 450 DKK. This gives the system enough data to learn which auctions to enter.

Keyword Match Type Strategy

Keywords trigger your ads, but match types determine how strict Google must be when matching a user's search to your keyword. In January 2024, Google continued to push broad match as the default recommendation, but starting broad is highly dangerous for strict budgets.

Across the e-commerce stores we managed in Q1 2024, shifting 60 percent of a client's budget from broad match to phrase and exact match reduced the cost per acquisition by 34 percent within four weeks. Broad match spends budget quickly on tangential queries, while exact and phrase match force the algorithm to wait for actual buyers.

Start your ad groups with a tight cluster of exact and phrase match keywords. Build a list of negative keywords—terms you explicitly do not want to appear for, like "free," "used," or "repair"—before you turn the campaign on. This acts as a protective wall around your daily budget.

Structuring Responsive Search Ads

Google now uses Responsive Search Ads (RSAs) as the default ad format. You provide up to 15 headlines and 4 descriptions, and the algorithm tests different combinations to see which generates the highest click-through rate.

A common mistake is writing 15 completely different headlines. When Google mixes them, the resulting ad often makes no sense. Instead, categorize your inputs. Pin your primary keyword to Headline Position 1. Pin your unique selling proposition—like "Free Shipping in Denmark"—to Headline Position 2. Leave Headline Position 3 unpinned for dynamic urgency triggers like "Sale Ends Friday."

Ad assets previously known as extensions are mandatory for taking up physical space on the search results page. Add at least four sitelinks pointing to specific product categories, apply callout assets highlighting your return policy, and use price assets to qualify buyers before they click. If a user sees a price asset of 1,200 DKK and clicks anyway, they are highly qualified. If you are unsure how your current ads measure up against these standards, you can review the details of our free initial marketing analysis.

Bidding Strategies and Budget Management

Your bidding strategy dictates how Google enters your keywords into the auction. You must match the strategy to the age and data volume of your campaign.

Do not start a brand new campaign on Target ROAS (Return on Ad Spend). The algorithm requires historical data to predict which users will spend the most money. Without that data, Target ROAS will severely throttle your traffic, and your ads simply won't show.

Start new campaigns on Maximize Clicks with a strict maximum CPC (Cost Per Click) limit. This protects you from paying exorbitant prices while you gather initial traffic and conversion data. Once your campaign records 30 purchases within a 30-day window, you have enough statistical weight to switch to Target ROAS.

When you make that switch, set your initial target 15 percent lower than your actual goal. If you need a 300 percent return, set the system to 255 percent for the first two weeks. This gives the algorithm breathing room during the transition phase.

Settings to Disable Immediately

Google Ads hides several automated settings designed to increase your spend without necessarily improving your return. Turn these off before your campaign goes live:

• Auto-applied recommendations located in the account settings menu.
• Automatically created assets in the campaign settings.
• Location expansion defaults that target users merely interested in your area.
• Display network expansion checkboxes hidden inside search campaign setups.
• Broad match keyword upgrades that the system attempts to force during setup.

Leaving these settings on hands total control of your budget over to Google. You want the algorithm to optimize bids, but you must dictate the rules of engagement.

Frequently Asked Questions

How much daily budget is required for a new Google Ads campaign?

Your daily budget should equal at least three times your target cost per acquisition (CPA). If you expect it to cost 200 DKK to acquire a customer, you need a daily budget of 600 DKK to give the campaign enough data to optimize properly.

Should I use Performance Max or standard Search campaigns?

You should start with standard Search campaigns to build a foundation of high-intent keyword data and profitable conversions. Performance Max works exceptionally well for scaling e-commerce sales, but it performs best when it can learn from the historical data generated by your search campaigns.

How long does the Google Ads learning phase last?

The learning phase typically lasts between 7 and 14 days after a significant change to your bidding strategy or budget. During this time, the system tests different auction environments, so you will see cost and performance fluctuate wildly before they stabilize.

What is a good click-through rate for e-commerce search ads?

A strong click-through rate for e-commerce search campaigns sits between 4 and 6 percent on non-branded keywords. If your rate drops below 2 percent, your ads are either showing for irrelevant keywords or your ad copy fails to match the user's specific search intent.

Launch your next campaign with Search Partners disabled and strict phrase match keywords. Once you secure 30 conversions in a 30-day window, switch your bidding strategy from Maximize Clicks to Target ROAS to scale your profitable return.