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5.4 Display Advertising and Retargeting

5.4 Display Advertising and Retargeting

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025
📱Digital Marketing
Unit & Topic Study Guides

Display advertising and retargeting are powerful tools in the digital marketer's arsenal. These strategies allow businesses to reach a vast audience across the web, showing visually appealing ads on various websites and apps. By leveraging user data and behavior, marketers can create highly targeted campaigns.

Retargeting takes this a step further by reconnecting with users who've already shown interest in a product or service. This personalized approach can significantly boost conversion rates and ROI. Both display ads and retargeting are key components of a comprehensive PPC strategy.

Ad Formats & Placements

Display Network and Banner Ads

  • Google Display Network spans millions of websites, apps, and videos where ads can appear
  • Reaches over 90% of global internet users across various devices
  • Banner ads consist of static or animated images in standardized sizes
  • Common banner ad sizes include 300x250 pixels (medium rectangle), 728x90 pixels (leaderboard), and 160x600 pixels (wide skyscraper)
  • Effective banner ads incorporate eye-catching visuals, clear call-to-action, and concise messaging
  • Display ads can be targeted based on user demographics, interests, and browsing behavior

Responsive Display Ads and Placements

  • Responsive display ads automatically adjust size, appearance, and format to fit available ad spaces
  • Advertisers provide headlines, descriptions, images, and logos which Google's AI combines into various ad formats
  • Responsive ads can appear as native ads, seamlessly blending with the website's content
  • Ad placements refer to specific locations where ads appear on websites or apps
  • Managed placements allow advertisers to choose specific websites or app categories for ad display
  • Automatic placements utilize Google's algorithms to determine optimal ad locations based on targeting criteria
Display Network and Banner Ads, File:Standard web banner ad sizes.svg - Wikimedia Commons

Audience Targeting Strategies

Audience and Contextual Targeting

  • Audience targeting focuses on reaching specific groups of users based on demographics, interests, or behaviors
  • Demographic targeting includes factors such as age, gender, parental status, and household income
  • Interest-based targeting reaches users based on their long-term browsing history and declared interests
  • In-market audience targeting focuses on users actively researching or considering specific products or services
  • Contextual targeting displays ads on websites with content relevant to the advertised product or service
  • Utilizes keyword targeting to match ads with web pages containing specific words or phrases
Display Network and Banner Ads, Digital Ad Market Duopoly: Scaling Google Adwords VS Facebook Ads | HenSpark Stories

Behavioral Targeting and Remarketing

  • Behavioral targeting uses past online behavior to predict future interests and serve relevant ads
  • Analyzes user actions such as website visits, search queries, and purchase history
  • Remarketing targets users who have previously interacted with a website or mobile app
  • Implements a tracking pixel or tag on the website to create audience lists for retargeting
  • Dynamic remarketing shows ads featuring specific products or services users have viewed
  • Remarketing lists for search ads (RLSA) adjusts search ad bids for users who have previously visited the website

Campaign Optimization

Frequency Capping and Conversion Tracking

  • Frequency capping limits the number of times an ad is shown to a unique user within a specified time period
  • Prevents ad fatigue and reduces the risk of annoying potential customers
  • Can be set at the campaign, ad group, or ad level
  • Conversion tracking measures specific user actions after clicking on an ad (purchases, sign-ups, downloads)
  • Implemented by adding a conversion tracking tag to the website's post-conversion page
  • Provides valuable data for calculating return on ad spend (ROAS) and optimizing campaigns

Performance Analysis and Optimization

  • Regularly monitor key performance indicators (KPIs) such as click-through rate (CTR), conversion rate, and cost per acquisition (CPA)
  • A/B testing compares different ad variations to identify the most effective elements
  • Test various aspects including ad copy, images, call-to-action buttons, and landing pages
  • Utilize bid adjustments to increase or decrease bids based on device, location, or time of day performance
  • Implement negative keywords to prevent ads from showing for irrelevant search queries
  • Continuously refine audience targeting based on performance data and user engagement metrics
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