As the CTV and OTT landscape keeps outpacing traditional display in budget and creative complexity, many of us in ad production, design, and digital marketing are wrestling with a recurring … CTV/OTT Creative Specs 2025: File Sizes, Durations, Safe Areas, and QA Checklist

Every digital marketer and agency knows the struggle: every year, ad networks change their requirements just enough to throw creative workflows into chaos. In 2025, the complexity is higher than … 2025 Display Ad Sizes and File Limits by Network: Google, DV360, Adform, Amazon, TikTok, Meta

Managing creative approval workflows in digital advertising can feel like navigating a maze—especially when you’re juggling multiple campaigns, formats, and client stakeholders. Over the years at SizeIM, we’ve realized that … Creative Approval Workflow Templates: Free RACI, Checklists, and Email Scripts

The ad agency approval process is the moment of truth for both clients and creative teams. At SizeIM, we see this approval gap not as an inevitable source of stress, … Ad Agency Approval: What Clients Expect vs. What Teams Deliver (Bridging the Gap)

Generative AI (GenAI) is reshaping how agencies and marketing teams bring ideas to life, but transforming a single AI-generated asset into a high-performing, on-brand display ad campaign requires more than … From Prompt to Production: Turning GenAI Images into Multi-Size, On‑Brand Display Ads

AI for ad design is not just about adopting cutting-edge technology. It’s about empowering agencies like ours to deliver campaigns at record speed, keep creative teams focused on innovation, and … How Agencies Can Operationalize AI for Ad Design in 30 Days (RACI, SOPs, KPIs)

In today’s digital advertising landscape, the need to deliver campaign creative across dozens of ad networks and devices has turned ad resizing from an occasional nuisance into a fundamental operational … AI-Driven Ad Resizing vs. Manual Templates: Cost, Speed, and Error Rate Compared

Holiday retail media campaigns are challenging even for the most seasoned agency or in-house team. We’re seeing more file formats, tighter file-weight demands, and approval deadlines creeping ever earlier. Delivering … Retail Media Holiday Requirements 2025: Creative Specs, File Limits, and Fast Approvals

As the holiday sprint closes in, every digital agency and creative team knows the pressure: marketing wants “the latest offer” live everywhere, yesterday, and your designers are staring down a … Last‑Minute Holiday Ad Resizing: How to Scale Creative Across 20+ Sizes in One Day

Every year, Black Friday and Cyber Monday force agency teams to reinvent their ad production game at breakneck speed. At SizeIM, we’ve consistently worked with agencies who juggle dozens of … Black Friday/Cyber Monday 2025: Ad Production Playbook for Agencies (Timelines, Templates, QA)

For anyone managing digital campaigns, maintaining a cohesive brand identity across multiple ad networks is one of the toughest—and most important—challenges we face. It’s not enough to craft a beautiful … From Style Guide to System: Operationalizing Brand Consistency Across Ad Networks