CTV Advertising: What It Takes to Make It Work

CTV advertising lets brands serve video ads to audiences watching streaming content on connected televisions, including smart TVs, Roku, Apple TV, Fire TV, and gaming consoles. Unlike linear TV, it offers impression-level targeting, household-level reach, and measurable outcomes that traditional broadcast never could.

But the mechanics are only half the story. The brands getting real return from CTV are the ones who understand where it sits in the funnel, what it can and cannot do, and how to build campaigns that complement the rest of their media mix rather than duplicate it.

I spent years running agencies where TV was either completely off the table for clients, or treated as a prestige play with no accountability. CTV changed that calculus. Suddenly mid-market brands could run video at scale with audience controls that broadcast never offered. But with that access came a new problem: brands running CTV campaigns the same way they ran Facebook retargeting, chasing short-term signals in a channel built for something else entirely.

What CTV Actually Is and Why the Terminology Still Confuses Buyers

CTV stands for connected television. It refers to any TV set that connects to the internet and can stream content through apps or platforms. The ads that run within that streaming content are CTV ads.

OTT (over-the-top) is the related but distinct term that refers to the delivery mechanism: content delivered over the internet, bypassing traditional cable or satellite. You will often see CTV and OTT used interchangeably in vendor decks. They are not the same thing. OTT includes mobile and desktop streaming. CTV is specifically the television screen. This distinction matters when you are buying media, because a CTV buy should guarantee the large-screen, lean-back viewing experience. An OTT buy might serve your ad on a phone.

The platforms where CTV inventory lives include Hulu, Peacock, Paramount+, Tubi, Pluto TV, and the ad-supported tiers of Netflix and Disney+. Inventory is also available programmatically through DSPs including The Trade Desk, DV360, and Amazon DSP, which aggregate supply across publishers.

If you are building a broader go-to-market view, CTV sits firmly in the awareness and consideration layers. The Go-To-Market and Growth Strategy hub covers how channels like this connect to the wider commercial system, and it is worth grounding your CTV thinking in that context before committing budget.

Why CTV Has Grown So Fast and What That Means for Advertisers

The shift from linear to streaming has been accelerating for years, but the launch of ad-supported tiers by Netflix and Disney+ in 2022 and 2023 materially expanded the available inventory pool. Suddenly, premium content environments that were previously ad-free became accessible to media buyers.

This matters for two reasons. First, reach. CTV now covers a substantial portion of the adult viewing population, including demographics that have largely abandoned traditional TV. Second, quality. The content environments on premium AVOD (ad-supported video on demand) platforms carry a different brand-safety profile than the open web.

The challenge is that rapid inventory growth has also brought complexity. More supply sources, more intermediaries, more auction dynamics to understand. Vidyard’s analysis of why go-to-market feels harder touches on a broader truth here: more channels and more data do not automatically produce better decisions. They often produce more noise.

For brands doing proper commercial planning, this complexity is manageable. For brands chasing the latest channel without a strategic framework, CTV becomes another line item that looks good in a deck and underperforms in practice.

Who Should Advertise on CTV and Who Should Wait

CTV is not the right channel for every brand at every stage. The economics only work when a few conditions are in place.

First, you need sufficient budget to generate meaningful reach and frequency. CTV CPMs (cost per thousand impressions) typically run higher than display or pre-roll on the open web. Depending on the inventory tier and targeting parameters, you might be looking at CPMs anywhere from $15 to $50 or more for premium placements. Running a CTV campaign on a $5,000 monthly budget will generate so few impressions that any measurement will be statistically meaningless.

Second, your creative needs to be television-quality, or close to it. CTV is a full-screen, sound-on environment. Ads that look like repurposed social content will damage your brand more than they help it. I have seen clients go into CTV with assets that were clearly cut down from digital display campaigns. The results were predictably poor, and not because the targeting was wrong.

Third, CTV works best for brands with a defined audience that can be matched to streaming viewership data. If your targeting strategy is “adults 25-54,” you are essentially running linear TV with a programmatic wrapper. The value of CTV comes from layering in first-party data, purchase intent signals, or contextual audience segments that narrow the audience to people who are genuinely relevant prospects.

B2B brands are an interesting case. CTV is not traditionally considered a B2B channel, but household-level targeting combined with professional audience data from platforms like LinkedIn or intent data providers has made it viable for certain B2B use cases, particularly for brands with high-value products and long sales cycles. If you are working in a sector like financial services, the strategic considerations I cover in B2B financial services marketing apply directly here, especially around audience precision and compliance.

How to Buy CTV: The Options and the Trade-offs

There are three primary ways to buy CTV inventory, and each comes with different trade-offs on price, control, and transparency.

Programmatic via DSP. This is the most common route for performance-oriented buyers. You access inventory through a demand-side platform, set audience parameters, and bid in real time. The advantages are flexibility, scale, and the ability to layer in third-party data. The disadvantages are less control over specific publishers and more exposure to inventory quality variance.

Private marketplace (PMP) deals. A step up from open programmatic. You negotiate directly with a publisher or network for access to a curated pool of inventory at a fixed or preferred CPM. You get better transparency on where your ads run and often better placement quality. The trade-off is higher minimum commitments and more upfront negotiation.

Direct buys with streaming platforms. Buying directly from Hulu, Peacock, or a similar platform. You get the most control over placement, content environment, and creative specifications. You also get the highest CPMs and the most rigid minimum spends. This route makes sense for brands running CTV as a significant budget line, not an experimental allocation.

Before committing to any of these routes, it is worth doing a proper audit of your current digital presence and commercial infrastructure. A website and sales strategy analysis will tell you whether your landing experience and conversion architecture can actually handle the traffic CTV awareness campaigns generate. Running a well-targeted CTV campaign into a weak website is a waste of media spend.

Targeting on CTV: What the Vendors Will Tell You and What Is Actually True

CTV targeting has improved considerably, but vendor claims about precision often outpace reality. Here is what is genuinely available and where the gaps are.

Demographic targeting is reliable. Age, gender, household income, and geography are well-established data layers in most DSPs and publisher platforms.

Interest and behavioural targeting varies significantly by provider. Some data is modelled from device graphs and purchase histories. Other segments are inferred from content consumption patterns. The quality of these segments is uneven, and you should ask vendors specifically how their audience segments are constructed before paying a premium for them.

First-party data matching is where CTV targeting gets genuinely interesting. If you have a CRM list or a pixel-based audience from your own digital properties, you can match those records to connected TV households and serve ads to people you already know. This is particularly powerful for brands with existing customer databases or prospect lists from channels like pay per appointment lead generation programmes, where you have warm contacts who have not yet converted.

Contextual targeting on CTV is still maturing. Unlike digital display, where contextual signals come from page content, CTV contextual signals come from content metadata, genre, and viewing behaviour. For brands where content environment matters, this is worth exploring. I wrote about endemic advertising and how contextual relevance affects ad performance in environments where audience and content are aligned. The same logic applies in CTV: being in the right content context amplifies the message.

One thing I have learned from managing large media accounts across multiple industries: targeting is the starting point, not the answer. I have seen campaigns with sophisticated audience stacks underperform because the creative was generic, and I have seen campaigns with simple demographic targeting outperform because the message was precise and the offer was right. Do not let targeting complexity become a substitute for strategic thinking.

Creative Requirements: Where Most CTV Campaigns Fail

CTV is a lean-back medium. The viewer is on a sofa, probably with their phone in hand, in a content-consumption mindset. They did not come to watch ads. The creative has to earn attention in the first three seconds, hold it for fifteen or thirty, and leave something behind.

The standard ad formats are :15 and :30 second spots, often non-skippable in premium environments. That non-skippable nature is a double-edged sword. You get the full impression, but a bad ad is a bad ad at full volume for thirty seconds. That leaves an impression, just not the one you wanted.

Early in my career, I was in a creative brainstorm for Guinness at Cybercom. The founder had to leave for a client meeting and handed me the whiteboard pen. I remember the moment clearly: the weight of the room, the expectation, the brand. What I took from that experience was that great creative starts with a genuine understanding of what the brand needs to communicate, not with the format constraints. The format comes second. That hierarchy matters in CTV more than almost any other channel, because there is nowhere to hide when you are on a 65-inch screen in someone’s living room.

Practical creative requirements for CTV:

• Minimum 1920×1080 resolution. Lower quality is visible and damaging.
• Sound design matters. CTV is sound-on. Invest in audio quality.
• Branding should appear early. Within the first three seconds if possible.
• A clear, single message. CTV is not the place for product feature lists.
• If you are running :15 and :30 versions, do not just cut the :30 down. Write each version for its own length.

Measurement and Attribution: The Honest Version

CTV measurement is genuinely better than linear TV measurement. That is a low bar, but it is real. You can track impressions at the household level, measure reach and frequency, and in some cases connect CTV exposure to downstream actions through deterministic or probabilistic matching.

What CTV measurement cannot do cleanly is tell you with certainty that a specific impression caused a specific conversion. The attribution models that vendors use, including view-through attribution windows and household IP matching, involve assumptions. Some of those assumptions are reasonable. Some are generous to the platform selling the inventory.

I spent a long time earlier in my career overvaluing lower-funnel performance metrics. I thought the channels that showed direct response signals were the ones doing the work. What I came to understand, slowly and with some expensive lessons, is that a lot of what performance channels get credited for was already going to happen. The person was going to buy. The search click was the last step, not the cause. CTV operates at the stage before that. It creates the conditions for demand. It puts the brand in consideration before the purchase intent is even conscious. Measuring it purely on view-through conversions is like measuring a clothes shop’s success by how many people who tried something on actually bought it, while ignoring the fact that trying something on makes you ten times more likely to buy in the first place.

Better measurement approaches for CTV include brand lift studies, which measure awareness and consideration shifts among exposed versus unexposed audiences. Matched market testing, where you run CTV in some geographies and not others and compare business outcomes, is more work but more defensible. Incrementality testing, where available, gives you the clearest read on what CTV is actually contributing beyond what would have happened anyway.

If you are building measurement frameworks across multiple channels, the digital marketing due diligence process is a useful starting point for auditing what you are actually measuring versus what you think you are measuring. The discipline is the same: honest approximation is more valuable than false precision.

Semrush’s analysis of growth approaches makes a related point about channel attribution: the channels that are easiest to measure are not always the ones doing the most work. CTV sits in that uncomfortable middle ground where the impact is real but the measurement is imperfect. That is not a reason to avoid it. It is a reason to build a smarter measurement framework before you start.

Frequency Management: The Problem Nobody Talks About Enough

One of the structural problems with programmatic CTV is frequency. Because streaming households are identifiable at the device level, and because many advertisers are targeting the same high-value audience segments, it is entirely possible for a viewer to see the same ad fifteen times in a single week.

This is not a theoretical concern. I have had clients come to me after CTV campaigns with strong reach numbers and weak brand sentiment scores. When we dug into the frequency data, the story was clear. A subset of the audience had been hammered with the same creative at a rate that moved from awareness to irritation.

Frequency caps are available in most DSPs and direct buys, but they require active management. A reasonable starting point is three to five exposures per household per week, with creative rotation to reduce fatigue if you are running campaigns over several weeks. This is not a fixed rule. It depends on the category, the creative, and the campaign objective. But if you are not actively managing frequency, you are probably overexposing your best audiences.

CTV as Part of a Coordinated Channel Mix

CTV performs better when it is coordinated with other channels. This is not a vendor talking point. It is a structural reality of how buyers move through the market.

A viewer who sees your CTV ad and then encounters your brand in a paid search result, or a targeted social post, or a display ad on a relevant publisher, is more likely to engage than a viewer who only sees the CTV ad. The channels reinforce each other. The CTV impression creates the initial brand memory. The subsequent touchpoints activate it.

This is why CTV planning should happen at the campaign level, not the channel level. What is the audience seeing across all touchpoints? Is the message consistent? Is the sequencing logical? For B2B brands with complex organisational buying structures, this coordination is even more important. The corporate and business unit marketing framework for B2B tech companies addresses how to align messaging and channel activity across different decision-maker audiences, which is directly relevant when you are running CTV alongside account-based or demand generation programmes.

Vidyard’s revenue pipeline research points to a consistent finding: go-to-market teams that coordinate across channels generate more pipeline than those running channels in isolation. CTV is a meaningful part of that coordination when it is planned properly.

Semrush’s overview of growth tools also highlights the importance of integrated analytics when running multi-channel programmes. The same principle applies here: if you cannot see how CTV exposure is influencing downstream channel performance, you are flying partially blind.

Practical Steps to Launch a CTV Campaign

If you have decided CTV is the right channel for your current objective, here is a practical sequence for getting a campaign live without wasting the first three months on avoidable mistakes.

Define the objective precisely. CTV is not a conversion channel in the traditional sense. If your objective is brand awareness among a defined audience, CTV is a strong fit. If your objective is direct response at a specific cost per acquisition, you are probably in the wrong channel.

Build the audience strategy before you touch the platform. Who are you trying to reach? What data sources will you use to define them? How will you handle suppression of existing customers if that is relevant? These decisions shape everything downstream.

Produce creative that is built for the medium. Not adapted from another format. Built for CTV from the brief stage. Brief your creative team or production partner on the specific requirements: format, length, sound-on, early branding, single message.

Choose your buying route based on budget and control requirements. Programmatic for flexibility and lower minimums. PMP or direct for more control and premium inventory. Do not let the vendor decide for you.

Set up measurement before launch. Not after. Decide what you will measure, how you will measure it, and what a successful outcome looks like. If you are using a brand lift study, the study needs to be set up before the campaign runs.

Monitor frequency weekly. Not monthly. The overexposure problem compounds quickly, and by the time you see it in monthly reporting, the damage is done.

The broader growth strategy context matters here too. CTV campaigns that are planned in isolation from the wider commercial strategy tend to underperform. If you are thinking about where CTV fits in your overall go-to-market approach, the growth strategy resources on The Marketing Juice cover the channel-agnostic frameworks that make these decisions more rigorous. Channel selection should follow audience and objective, not the other way around.

About the Author

Keith Lacy is a marketing strategist and former agency CEO with 20+ years of experience across agency leadership, performance marketing, and commercial strategy. He writes The Marketing Juice to cut through the noise and share what works.

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