Squiggly white ribbon on white background for a glossary website page

Become an expert.

Glassbox Glossary

Glassbox Agency Logo - green shape resembling an X
Danielle Acker Danielle Acker

Programmatic Advertising

Programmatic advertising is the automated buying and selling of digital ad space using real-time bidding and data-driven technology. It streamlines the ad process, allowing brands to target the right audience at the right time with greater efficiency and precision.

Read More
Danielle Acker Danielle Acker

Quality Score

Google’s rating (1–10) for your ad quality, keywords, and landing page experience. Higher scores often result in lower CPCs.

Read More
Danielle Acker Danielle Acker

Reach

Reach is the total number of unique people who see your ad or content during a campaign. It’s a key metric for understanding how widely your message is being exposed to your target audience.

Read More
Danielle Acker Danielle Acker

Reels Ads

Vertical, short-form video ads are shown within Instagram Reels. Highly engaging for e-commerce brands.

Read More
Danielle Acker Danielle Acker

Remarketing (also known as Retargeting)

Remarketing (also called retargeting) is a digital advertising strategy that shows ads to people who have already visited your website or engaged with your brand. It helps keep your business top of mind, encouraging users to return and complete actions like purchases, sign-ups, or inquiries.

Read More
Danielle Acker Danielle Acker

Responsive Search Ads (RSAs)

Responsive Search Ads (RSAs) are a type of Google Ads format that combines different headlines and descriptions to find the combinations that perform best. They’re designed to make ads more relevant and improve reach by adjusting to what people are actually searching for in real time.

Read More
Danielle Acker Danielle Acker

Return on Ad Spend (ROAS)

ROAS (Return on Ad Spend) measures the revenue generated for every dollar spent on advertising. It’s a key metric that shows whether your ad budget is delivering profit or wasting spend.

Read More
Danielle Acker Danielle Acker

Return on Investment (ROI)

ROI (Return on Investment) measures the profit generated from a marketing campaign or business activity compared to its cost. It shows how effectively your spend is turning into revenue.

Read More
Danielle Acker Danielle Acker

Search Engine Optimisation (SEO)

SEO is the process of improving a website’s visibility in search engine results pages (SERPs). By optimising content, technical structure, and backlinks, businesses can attract more organic (non-paid) traffic, reach the right audience, and increase online authority.

Read More
Danielle Acker Danielle Acker

Search Impression Share (SIS)

The percentage of times your ad actually shows up in search results compared to the number of times it was eligible to appear. It’s a core Google Ads metric that reveals both your visibility and where you might be missing out because of budget or ad rank issues.

Read More
Danielle Acker Danielle Acker

Shopping Ads (Product Listing Ads)

Shopping Ads (Product Listing Ads) showcase individual products with images, prices, and retailer details directly in search results. They help e-commerce brands reach buyers ready to purchase, driving higher engagement and conversions than standard text ads.

Read More
Danielle Acker Danielle Acker

Story Ads

Story Ads are full-screen, vertical ads that appear within social media stories. They are designed to feel natural  and immersive. They grab attention, encourage interaction, and drive actions like clicks, swipes, or conversions through visually engaging content.

Read More
Danielle Acker Danielle Acker

TikTok Spark Ads

TikTok Spark Ads let brands boost existing TikTok posts, either their own or a creator’s, while keeping all likes, comments, and shares intact. This native ad format combines authenticity with paid reach, driving higher engagement and conversions compared to standard in-feed ads.

Read More
Danielle Acker Danielle Acker

UTM Parameters

UTM parameters are tags added to URLs that track the source, medium, and campaign behind website traffic. They help marketers see exactly which campaigns, ads, or links are driving clicks, conversions, and engagement.

Read More
Danielle Acker Danielle Acker

View-Through Conversion (VTC)

A View-Through Conversion (VTC) tracks when someone sees your ad but doesn’t click, then later completes a conversion on your site, revealing the hidden impact of impressions on customer actions.

Read More
Danielle Acker Danielle Acker

Viewability Rate

Viewability Rate measures the percentage of ad impressions that are actually seen by users, rather than just served. It shows how often your ads appear on-screen long enough to make an impact, helping optimise placements and campaign effectiveness.

Read More