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Grant Cooper

Grant Cooper

Founder at Cometly
The Ultimate Guide to TikTok Advertising Specs
Analytics6 minute read

The Ultimate Guide to TikTok Advertising Specs

Getting the TikTok advertising specs right is non-negotiable. At a bare minimum, you re looking at a 9:16 aspect ratio , a resolution of at least 540x960px , and a file size that doesn t creep over 500 MB . While video length can run from 5 to 60 seconds, my experience has shown…

Grant Cooper
Grant CooperJanuary 20, 2026
Your Breakeven ROAS Calculator and Profitability Guide
Analytics7 minute read

Your Breakeven ROAS Calculator and Profitability Guide

It feels like you re flying blind, doesn t it? Watching your ad spend climb day after day, without having a clue what your actual profitability point is. That s where a breakeven ROAS calculator comes in. It s the essential tool that tells you the absolute minimum Return on Ad…

Grant Cooper
Grant CooperJanuary 19, 2026
How Long Should a TikTok Ad Be for Maximum Impact
Analytics6 minute read

How Long Should a TikTok Ad Be for Maximum Impact

For most TikTok ads, the sweet spot—where the magic really happens—is between 9 and 15 seconds . This is your best window to grab someone's attention, get your point across, and push them to act before they swipe away. Think of it like a perfect elevator pitch; you’ve got just a…

Grant Cooper
Grant CooperJanuary 18, 2026
Mastering the 5 Customer Journey Phases for Growth
Customer Journeys7 minute read

Mastering the 5 Customer Journey Phases for Growth

The customer journey isn't a straight line. Think of it less like a direct flight from Point A to Point B and more like a winding road trip with multiple stops, detours, and scenic overlooks along the way. Each stage your customer goes through—from their first inkling of…

Grant Cooper
Grant CooperJanuary 17, 2026
The Complete IG Stories Format Guide for Marketers
Analytics7 minute read

The Complete IG Stories Format Guide for Marketers

When you're creating Instagram Stories, the golden rule is a 1080 x 1920 pixel resolution and a 9:16 aspect ratio. Nailing these specs is your first step to making sure your content looks polished and professional, filling the entire mobile screen for that clean, immersive feel…

Grant Cooper
Grant CooperJanuary 16, 2026
10 Marketing Budget Allocation Best Practices for 2026
Analytics8 minute read

10 Marketing Budget Allocation Best Practices for 2026

Allocating your marketing budget often feels like a high-stakes guessing game. Do you pour more into the channels that seem to be working, or do you spread your bets thin and hope for the best? In a competitive market, the difference between explosive growth and stagnant results…

Grant Cooper
Grant CooperJanuary 14, 2026
What Is Impression Share and How to Maximize It
Metrics6 minute read

What Is Impression Share and How to Maximize It

Impression share tells you the percentage of time your ads actually appeared versus the total number of times they could have appeared. It’s a direct measure of your visibility in the market—in other words, how much of the available ad space you’re actually capturing.…

Grant Cooper
Grant CooperJanuary 14, 2026
Grant Cooper — Founder at Cometly | Cometly · Page 147