How Google Ads Works: A Simple Guide To Online Advertising

Learn how Google Ads works, from keyword targeting to ad auctions; strategies to drive traffic and run successful campaigns.

October 17, 2024
Written by
Matt Lenhard
Reviewed by

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Google Ads, formerly known as Google AdWords, is a powerful online advertising platform developed by Google.

It allows businesses to create ads that appear on Google's search engine and other Google-affiliated sites, offering advertisers the ability to target specific markets based on various factors including keywords, demographics, location, and browsing habits. Whether you're a small business or a global corporation, understanding how Google Ads works is essential to making the most of your advertising dollars.

What is Google Ads?

Google Ads is Google's paid advertising platform that allows businesses to display ads across various Google services, including Google Search, YouTube, and the Google Display Network. The platform operates on a pay-per-click (PPC) model, meaning that advertisers pay each time a user clicks on their ad. Google Ads is a great tool for driving traffic to your website, increasing brand awareness, capturing leads, and eventually converting these leads into customers.

When using Google Ads, your advertisements can appear in several locations, such as:

  • Search Network: Ads appear on Google’s search engine result pages (SERPs) when users search for keywords related to your business.
  • Display Network: Ads appear on websites and apps that participate in Google’s Display Network, which comprises over 2 million websites.
  • YouTube: Video or display ads appear directly on YouTube.
  • Google Shopping: Specific product ads that appear when users search for products online.

How Does Google Ads Work?

Google Ads operates through an auction-based system. When a user performs a search query that matches the keywords you've outlined in your campaign, Google automatically enters your ad into an auction along with other advertisers using similar keywords. However, the winner of this auction isn't determined entirely by who pays the most. Google uses a combination of factors, including your bid, ad quality, and auction competition, to determine which ads are displayed and in what order.

Understanding Keywords and Bidding Strategies

The core of any Google Ads campaign is selecting the right keywords. Keywords are the phrases or terms that users enter when searching for something online. When you create a Google Ads campaign, you'll need to choose the keywords that will trigger your ad. For example, if you're selling sports shoes, you might want to use keywords like "running shoes" or "best trail shoes." Be mindful of both broad and more specific keywords to cover a range of search queries.

You get to decide how much you're willing to pay for each click with a bidding strategy. Technically speaking, Google Ads offer different bidding strategies dependent on your specific goals:

  • Cost-per-click (CPC): You pay for each click on your ad.
  • Cost-per-impression (CPM): You pay for the number of times your ad is shown (typically used for display ads).
  • Cost-per-acquisition (CPA): The focus here is on conversions. You pay when your ad leads to a specific action (e.g., a sale or sign-up).

Components of Google Ads Bid Auction

Simply paying the highest bid does not guarantee your ad will appear at the top every time. Google uses a complex system of auction factors, with the two most important being:

Component Description
Maximum Bid The maximum amount you're willing to pay for a click.
Quality Score A metric based on the performance of your ad campaign, including the relevance of your keywords, the quality of your landing page, and your ad's click-through rate.

Google multiplies your maximum bid with your Quality Score to create something called “Ad Rank.” Ad Rank determines both the position and appearance of your ad on Google’s SERPs. For example, even if your competitor bids more, if you have a better Quality Score, your ad can still appear higher up on the page. Google rewards relevancy and user experience through these metrics.

Creating the Perfect Google Ads Campaign

There are several important elements to consider when setting up a Google Ads campaign:

1. Targets and Objectives

Start by establishing your marketing goals. Do you want to drive sales, generate leads, boost website traffic, or raise brand awareness? Google Ads allows you to select a campaign goal tailored to your specific business needs. This initial setup will guide which types of ads and keywords you might want to focus on.

2. Ad Copy and Format

Your ad's quality plays an integral part in whether or not users will click on it. Google allows different formats of ads, such as text-based search ads, display ads, or video ads. In most cases, you’ll want to focus on creating concise, attention-grabbing headlines, along with compelling descriptions. Include a clear call-to-action (CTA) in your ad to make sure visitors know what action to take next after clicking.

3. Landing Pages

Once someone clicks on your ad, they will land on a specific page of your website, known as a landing page. Make sure your landing page aligns with your ad content and continues a smooth user experience. A good landing page will keep the user engaged and guide them to make a purchase or fill out a contact form based on your campaign objective.

Types of Google Ads Campaigns

There are different types of Google Ads campaigns that you can choose from based on your business goals:

  • Search Campaigns: These are the text-based ads that show up on Google search results. Ideal for driving traffic based on specific keyword searches.
  • Display Campaigns: These ads reach people while they’re browsing websites, watching YouTube videos, or using apps that are part of Google’s Display Network.
  • Video Campaigns: These appear on YouTube and across Google’s display partners. They are great for raising awareness or driving engagement.
  • Shopping Campaigns: These are product-based ads that show relevant product listings in search, good for eCommerce businesses.
  • App Campaigns: These are specifically designed for promoting mobile apps across Google’s platforms and some external app stores.

Measuring the Success of Google Ads

To determine whether your Google Ads campaigns are effective, you’ll need to monitor performance. Google Ads provides robust tracking tools that give you insights into how people interact with your ads and website. Here are some key metrics to consider:

  • Click-through rate (CTR): This measures the percentage of users who clicked on your ad after seeing it.
  • Conversion rate: This is calculated by dividing the number of conversions (sales, sign-ups, etc.) by the total number of clicks on your ad.
  • Cost-per-click (CPC): This is the average cost you pay for each click on your ad.
  • Quality Score: As we discussed earlier, this is a measure of the relevancy and quality of your ads.

Google Ads also integrates with Google Analytics, a powerful tool that can give you even more in-depth data about visitor behavior and help you optimize your ad performance.

Important Best Practices

To maximize your success with Google Ads, here are some important best practices to follow:

  1. Use Negative Keywords: These are keywords that prevent your ad from showing up for irrelevant queries, saving you money by filtering out unqualified clicks.
  2. Regular Optimization: Review and optimize your keywords, ad copy, and landing pages on an ongoing basis. Adjust your bids when necessary.
  3. A/B Testing: Regularly split-test your ads to determine which headlines, descriptions, and calls-to-action generate the highest engagement.
  4. Focus on Relevance: Ensure that your keywords, ad content, and landing page experience are tightly aligned.
  5. Monitor Budget Closely: Set a sensible daily budget and closely monitor your cost-per-click to ensure you’re getting the return on investment (ROI) you desire.

Conclusion

Google Ads is a powerful tool for businesses wanting to drive brand awareness, traffic, or conversions, but it requires careful planning, execution, and monitoring to be successful. From understanding how bidding works to ensuring your ads are relevant and compelling enough to generate traffic, there’s a lot to master. Fortunately, Google provides ample resources and reporting tools to help advertisers keep track of their performance and make necessary adjustments to improve results.

Matt Lenhard
Co-founder & CTO of Positional

Matt Lenhard is the Co-founder & CTO of Positional. Matt is a serial entrepreneur and a full-stack developer. He's built companies in both B2C and B2B and used content marketing and SEO as a primary customer acquisition channel. Matt is a two-time Y Combinator alum having participated in the W16 and S21 batches.

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