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Fundamentals

15 posts in the journal tagged "Fundamentals".

ad·stack TikTok Ad Library: How to Use It for Creative Research
№ 01

Guides ·

TikTok Ad Library: How to Use It for Creative Research

The TikTok Ad Library is two free tools: Creative Center for top ads and the Commercial Content Library for competitor search. Here's how to use both.

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ad·stack Media buying 101: a beginner's guide to buying ads
№ 02

Guides ·

Media buying 101: a beginner's guide to buying ads

Media buying 101 for beginners: how media buying works, the step-by-step process, key terms, common mistakes, and how to start buying ads in 2026.

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ad·stack Media planning vs media buying: how they differ
№ 03

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Media planning vs media buying: how they differ

Media planning vs media buying explained: the difference between the two, how the combined process works step by step, and who owns each part in 2026.

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ad·stack Types of media buying: programmatic, direct, and more
№ 04

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Types of media buying: programmatic, direct, and more

The main types of media buying explained — direct, programmatic, self-serve platform, and traditional (TV, OOH, print) — with when to use each in 2026.

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ad·stack What is media buying? Definition, process, and types
№ 05

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What is media buying? Definition, process, and types

A clear definition of media buying: what it means, how the process works, the main types, and how it differs from media planning. The 2026 plain-English guide.

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Warm grey monotone editorial cover with bold serif headline reading Ad Library Playbook and mono eyebrow AD-STACK · RESEARCH WORKFLOW. № 06

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Meta Ad Library competitor research: the operator's playbook

Six Meta Ad Library workflows operators run, the tools that turn it into a swipe file, and how AI agents query it programmatically. Field guide for 2026.

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Off-white editorial cover with the bold serif headline AI Ad Agency Websites Teardown and the mono eyebrow AD-STACK · TEARDOWN. № 07

News ·

Best AI Ad Agency Websites in 2026: Positioning Teardowns

Fifteen AI ad agency websites torn down on positioning, hero hook, and services framing. The patterns worth copying and the ones to retire in 2026.

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Monet Cliff Walk at Pourville border around a TikTok swipe-file dashboard mockup with trending hooks, top audio, and hashtag KPIs. № 08

Guides ·

TikTok Creative Center: The Operator's Playbook for 2026

Six TikTok Creative Center reports actually worth mining, the swipe-file workflow operators use, and the noise to ignore. A field playbook for 2026.

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Dusty lavender editorial cover with a bold serif Twelve newsletters headline and italic subhead Marketing reading that earns the inbox. № 09

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The best marketing newsletters worth reading in 2026

Twelve marketing newsletters with editorial standards worth the inbox space in 2026: who they're for, what they ship, and why they earn the open.

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Warm grey editorial cover with a bold serif Community-led growth headline and italic subhead The 2026 playbook, what works. № 10

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The 2026 community-led growth playbook

Community-led growth has matured past the Slack-and-Discord era. The 2026 playbook for building, measuring, and compounding community as a growth channel.

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Warm cream editorial cover with a bold serif Email for apps headline and italic subhead The three jobs that actually work. № 11

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Email for mobile app marketers in 2026

What email actually does for mobile app marketing in 2026: the three jobs that work, the patterns that hold up, and where it fits alongside paid + organic.

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Soft sage editorial cover with a bold serif SEO vs AEO headline and italic subhead Search has fractured into two surfaces. № 12

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SEO vs AEO in 2026: what's actually changed?

Search has fractured into traditional SERPs and AI answer engines. How SEO and AEO differ in 2026, what's stayed the same, and how to budget for both.

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Monet Poppies at Argenteuil painterly border around a large CPI benchmarks dashboard UI showing rates by app category. № 13

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CPI benchmarks for mobile apps in 2026, by category and region

What a healthy Cost Per Install actually looks like in 2026, by app category and major region. Plus the four levers that move CPI fastest.

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Monet Rouen Cathedral painterly border around a large methodology scorecard UI showing four review-criteria steps. № 14

Guides ·

How we test AI advertising tools

The protocol behind every review on ad-stack — three reference briefs, twelve metrics, no agency discounts, no preview builds. The only variable is the tool.

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Monet Cliff Walk at Pourville painterly border around a large market-map UI showing four quadrants of AI UGC tool types. № 15

News ·

The state of AI UGC tools, mid-2026

A field map of the AI user-generated-content tooling market in mid-2026 — what's actually a tool, what's still slideware, and where the category is heading.

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