Fundamentals
Programmatic Advertising Explained: From Page Load to Paid Impression
A plain-English guide to the systems and decisions behind programmatic advertising, from an ad request to an impression and payment.
8–10 min read
Read guide →Bonzuno Insights
Practical guides to digital advertising and reward infrastructure.
Original explainers for publishers, advertisers and product teams covering ad markets, measurement, traffic quality, privacy, supply-chain transparency and digital reward fulfilment.
Measurement
CPM, CPC, CPA and CTR: The Ad Metrics That Matter
Understand CPM, CPC, CPA, CTR, conversion rate and why no single advertising metric tells the whole story.
8–10 min read
Read guide →Fundamentals
How Digital Ad Auctions Work
A practical explanation of eligibility, bidding, floors, ranking and why the highest bid is not always the final answer.
8–10 min read
Read guide →Supply chain
ads.txt Explained: What It Does, What It Does Not Do, and How to Check It
A detailed guide to ads.txt, DIRECT and RESELLER relationships, crawler behavior and common implementation mistakes.
8–10 min read
Read guide →Supply chain
sellers.json and SupplyChain: Following the Money Path in Programmatic Advertising
How sellers.json and the OpenRTB SupplyChain object complement ads.txt and help buyers inspect intermediaries.
8–10 min read
Read guide →Quality
Invalid Traffic and Ad Fraud: A Publisher's Practical Guide
Learn how invalid traffic differs from ordinary low-quality traffic, why incentives matter and what publishers can monitor.
8–10 min read
Read guide →Measurement
Ad Viewability Explained: Why an Impression Is Not the Same as an Opportunity to See
Viewability, measurability and the difference between a served impression and an ad that had a real chance to be seen.
8–10 min read
Read guide →Measurement
Video Completion Rates: Reading Quartiles Without Fooling Yourself
How to interpret starts, quartiles, completions, skips and the difference between exposure and meaningful engagement.
8–10 min read
Read guide →Quality
Brand Safety and Advertising Quality: More Than a Blocklist
A framework for thinking about brand safety, suitability, creative quality and publisher controls.
8–10 min read
Read guide →Privacy
Privacy and Interest-Based Advertising: What Publishers Need to Separate
A practical guide to purpose, consent, contextual advertising, interest signals and sensitive-data boundaries.
8–10 min read
Read guide →Privacy
First-Party Data: Useful, Misunderstood and Easy to Overreach
What first-party data is, where it comes from and why direct collection does not remove privacy obligations.
8–10 min read
Read guide →Rewards
Rewarded Advertising Explained: Incentives, Eligibility and Policy Boundaries
How rewarded advertising differs from ordinary ads and why incentive rules must be designed around the ad product being used.
8–10 min read
Read guide →Rewards
How Mobile Airtime Rewards Work: From Eligibility to Top-Up Confirmation
A systems-level explanation of mobile airtime fulfilment, provider routing, idempotency and reconciliation.
8–10 min read
Read guide →Rewards
Prepaid Mobile Markets: Why Airtime Rewards Behave Differently by Country
Why prepaid mobile top-ups vary across markets, operators, denominations and distribution systems.
8–10 min read
Read guide →Engineering
Idempotency and Reward Verification: Preventing Duplicate Value
Why reward systems need idempotent operations, replay protection and forward-only state transitions.
8–10 min read
Read guide →Measurement
A Campaign Measurement Framework From Impression to Business Outcome
A structured way to measure delivery, quality, engagement, conversion and downstream value without mixing stages.
8–10 min read
Read guide →Publishing
Publisher Monetization Economics: Revenue, Fill, Yield and User Experience
How publishers can think about revenue per impression, fill rate, floors, viewability and the long-term cost of poor user experience.
8–10 min read
Read guide →How we choose topics
We focus on concepts that are easy to misuse when reduced to a single metric or acronym. Guides explain the mechanism, operational trade-offs and the boundaries of what a measurement can prove.
How we source
Where a topic depends on an industry standard or platform-specific rule, we link to primary documentation.