Pick an Agency · Blog
Practical advice to help you find and work with the right advertising agency. No fluff, no affiliate-driven rankings.
01 · This week's lead story
Jul 20, 2026
Learn to spot 9 marketing agency red flags hiding in proposals before you sign, from vague deliverables to inflated reviews and missing timelines.
The verdict
Marketing agency proposals often contain subtle warning signs that predict future headaches, from suspiciously vague deliverables to unrealistic guarantees and missing accountability metrics. Recognizing these red flags before signing protects your budget and timeline from agencies that overpromise and underdeliver.

By Nathan Denier
02 · Editor's picks
Last 3 releases
Estonia has 4.2x more marketing agencies per capita than the US. See the full country rankings and what they mean for hiring.
Nathan DenierJul 16Data from 47,000 agencies reveals specialists outperform generalists in client reviews. See when each model wins and how to choose.
Nathan DenierJul 13See exactly where 47,000+ marketing agencies cluster globally. Data maps reveal São Paulo leads, Estonia punches above its weight, and North America...
Nathan DenierJul 903 · Latest
73 articles
How to write an agency brief that gets sharp proposals: the sections that matter, why budget transparency wins, and a structure agencies respond to.
By Nathan Denier
How to run an agency pitch that works: shortlist size, brief format, scoring criteria, and a realistic timeline from RFP to signed contract.
By Nathan Denier
B2B advertising agencies explained: what they do differently, when you need one, what they cost, and how to vet partners built for long sales cycles.
By Nathan Denier
How to fire your ad agency cleanly: notice periods, recovering your accounts and assets, and keeping campaigns alive through the handoff.
By Nathan Denier
What the first 90 days with a new ad agency should look like: milestones week by week, early warning signs, and how to judge performance fairly.
By Nathan Denier
Freelancer vs. Agency, When to Choose Each - an in-depth comparison to help you make the right decision for your business. Expert analysis from Pick an Agency.
By Nathan Denier
How to measure your ad agency's real ROI: attribution that holds up, the vanity metrics agencies hide behind, and a simple monthly scorecard.
By Nathan Denier
Find the best advertising agencies for your industry. Best Advertising Agencies for Fintech Startups: verified reviews, pricing, and expert picks for 2026.
By Nathan Denier
A comprehensive guide to local agency vs. remote agency: pros and cons. Expert insights from Pick an Agency.
By Nathan Denier
A comprehensive guide to advertising agencies for real estate. Expert insights from Pick an Agency.
By Nathan Denier
Find out what to look for in an e-commerce advertising agency and how to choose the right partner to grow your online store.
By Nathan Denier
Understand what media buying agencies do, how they differ from creative agencies, and whether your business needs one.
By Nathan Denier
Everything you need to know about LinkedIn advertising for B2B companies - formats, targeting, costs, and when to hire an agency.
By Nathan Denier
Compare retainer and project-based agency models to find out which pricing structure works best for your business.
By Nathan Denier
Original data from Pick an Agency's directory: agency pricing benchmarks, most popular services, top locations, team sizes, and client satisfaction trends across hundreds of agencies worldwide.
By Nathan Denier
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