Mack Grenfell
Writing about AI, programmatic SEO, and building software.
- Posts
- 44 from 1 Jul 2019 to 1 Jun 2026
- Posting
- now and then (1 in the last year)
- Kind
- personal blog
- Feed
- https://mackgrenfell.com/feed.xml
2026 1
2024 1
2023 1
2021 9
- Conversion lift tests are dead: transitioning to geo-experiments
- What if performance advertising isn't just an analytics scam?
- Building 2,000 unique SEO pages with GPT-3
- Validating paid search ideas with calculus
- Dear Facebook advertisers, stop running traffic campaigns
- How did Uber waste so much ad money?
- How do ads work in paid search?
- How do ad groups work?
- How to eat 100 McNuggets in one hour
2020 26
- Facebook's ad targeting is inaccurate. Does it matter?
- Paid search strategy, from first principles
- How do auctions work in paid search?
- How do you structure a paid search account?
- How do keywords work in paid search?
- Dec 2020Paid search: a 6-part guideGuide
- 7 reasons to use Facebook Ads
- How to set up a Facebook Business Manager
- How to install a Facebook pixel
- Creating a Facebook campaign
- Creating your first Facebook ads
- Navigating the Facebook Ads interface
- 7 tips before starting Facebook Ads
- Getting the most out of Facebook retargeting
- Dec 2020Facebook Ads: a 22-part guideGuide
- Sep 2020What can we expect from Trump's 2020 Facebook ads?Platforms
- Sep 2020Interactive forecaster: what impact will iOS 14 have on ad prices?Measurement
- Aug 2020What if the advertising world were more competitive?Advertising
- Jul 2020Marketing CPAs, explainedMeasurement
- Jun 2020If you want to design effective ads, learn to play BattleshipsMeasurement
- May 2020Predicting ad price growth with earnings reportsMeasurement
- Mar 202015 graphs which show how coronavirus is changing what we search forMeasurement
- Mar 2020One piece of calculus that can change the way you advertiseMeasurement
- Feb 2020Fixing dark patterns: making Google search ads visible againAdvertising
- Jan 2020Black hat PPC: how does referral code fraud work?Advertising
- Jan 2020What will political advertising look like in the 2020 election?Platforms
2019 6
- Dec 2019Banning micro-targeting won't solve Facebook's political ads dilemmaPlatforms
- Nov 2019Marginal CPAs, explainedMeasurement
- Nov 2019Facebook scraping, still a privacy disasterPlatforms
- Nov 2019TikTok, and the evolution of meme culturePlatforms
- Jul 2019What most of us get wrong about measuring marketingMeasurement
- Jul 2019Battle of the bots: how market makers fight it out on crypto exchangesPlatforms