Marketing | GMP

How to Scale DV360 Campaigns Without Losing ROAS

By Abhinav Tiwari
Jun 01, 2025 | 5 Minutes | |

Running campaigns on DV360 can be an exciting experience for any marketer because of its advanced targeting, inventory, and optimization features. But one challenge that almost every advertiser faces is how to scale campaigns effectively without hurting the return on ad spend (ROAS). Scaling is necessary for growth, but if it is done incorrectly, it can lead to wasted budgets and poor performance. The key is to grow your campaigns while maintaining or even improving efficiency.

So how can you scale DV360 campaigns without losing ROAS? It requires a structured approach where you gradually increase investment in areas that are already performing well, while avoiding the mistakes that lead to diminishing returns. In this blog, we will discuss practical strategies that can help you scale your DV360 campaigns efficiently and sustainably.

What Does Scaling Mean in DV360?

Scaling a campaign means increasing its reach, impressions, and budget in order to get more conversions, sales, or leads. However, scaling is not just about adding more money to the budget. If you simply double your budget without a proper strategy, you may see a decline in ROAS because the system might start buying impressions that are less likely to convert. The right way to scale is to identify what is working and then expand on that in a controlled way.

Why Does ROAS Drop When Scaling?

ROAS, or return on ad spend, is the revenue you generate for every dollar you spend on advertising. When you scale campaigns too fast or without planning, you often end up spending on less relevant audiences, lower-quality inventory, or impressions that do not convert as efficiently as your original set. This is why ROAS tends to drop during scaling if the process is not carefully managed.

Steps to Scale DV360 Campaigns Without Losing ROAS

Here are the key strategies you can implement to scale your DV360 campaigns successfully:

1. Strengthen Your Foundation First

Before you start scaling, ensure that your campaign has a strong foundation. This means:

  • Accurate conversion tracking using Floodlight tags
  • Proper attribution model aligned with your business goals
  • Enough historical data to understand what is working and what is not
  • Clearly defined ROAS targets and KPIs

If you do not have these basics in place, scaling will only amplify inefficiencies and increase your CPA, which will hurt your ROAS.

2. Scale Gradually, Not Aggressively

One of the biggest mistakes marketers make is doubling or tripling their budgets overnight. DV360’s algorithms need time to learn and optimize when there is a change in spend. A sudden increase in budget can confuse the algorithm and lead to suboptimal bidding. Instead, increase your budget gradually by 10 to 20 percent at a time. Monitor performance after each increase and only scale further when results remain consistent.

3. Expand High-Performing Audiences

Audience targeting plays a major role in ROAS. If you want to scale without losing efficiency, start by expanding the audiences that are already performing well. For example:

  • If remarketing audiences are delivering a high ROAS, create similar audiences or lookalike segments based on converters.
  • If first-party data segments are working, add additional data points or create overlapping segments to increase reach.
  • Use in-market segments that are related to your best-performing categories.

This ensures that your additional spend goes towards users who are likely to convert, keeping your ROAS healthy.

4. Use Automated Bidding for ROAS Optimization

DV360 offers automated bidding strategies such as Target CPA and Target ROAS that use machine learning to bid on impressions that are most likely to meet your goals. If you are using manual bidding, scaling becomes difficult because you cannot manually adjust bids for thousands of impressions. Automated bidding adapts as you scale, which helps maintain ROAS even as the campaign grows.

When setting up a Target ROAS bidding strategy, make sure your goal is realistic based on historical data. If your target is too aggressive, you may limit scale and reduce delivery. Start with a slightly conservative target and optimize over time.

5. Optimize Creative for Engagement and Conversions

Scaling is not just about increasing budget and reach. Your creatives also need to be strong enough to engage new audiences. As you scale, you will likely reach users who are less familiar with your brand, so your creatives need to clearly communicate value and build trust. To do this:

  • Create personalized ads for different audience segments.
  • Use dynamic creatives that automatically adjust messaging based on user intent or browsing behavior.
  • Test multiple variations of headlines, images, and call-to-actions to see what works best.

Better creative performance leads to higher click-through rates and conversion rates, which improves ROAS even as you scale.

6. Expand Inventory Smartly

As you increase your budget, you will need more impressions to deliver your ads. This means expanding your inventory sources. However, not all inventory is equal. If you scale by adding low-quality placements, your ROAS will drop. Instead:

  • Identify top-performing sites, apps, and exchanges and increase bids for them.
  • Use DV360’s premium inventory packages to maintain quality.
  • Avoid generic placements that do not match your audience intent.

If you are running on open exchange inventory, apply strict brand safety and viewability filters to ensure you are paying for quality impressions.

7. Apply Frequency Capping and Viewability Filters

When scaling, there is a risk of overexposing your ads to the same users, which leads to wasted impressions and lower engagement. Set frequency caps to limit the number of times a user sees your ad in a day or week. A good range is 3 to 5 impressions per user per day. Also, use viewability filters to ensure that your ads appear in placements where they are likely to be seen. This keeps engagement high and prevents wasted spend.

8. Use Budget Allocation Smartly

Scaling does not mean you increase the budget equally across all line items. Analyze performance reports and identify the best-performing campaigns, ad groups, and targeting options. Allocate more budget to these high-ROAS segments and keep testing new ones with smaller budgets. This approach ensures that you are scaling in a controlled and efficient manner.

9. Expand to New Formats and Channels

One way to scale without hurting ROAS is to add new ad formats and channels that complement your existing strategy. For example:

  • If you are running display ads, add video ads on YouTube or connected TV.
  • If you are running desktop campaigns, include mobile placements where engagement is strong.
  • Use native ads to reach users in a more seamless way.

Diversifying formats often helps capture new audiences while maintaining efficiency.

10. Monitor and Optimize Continuously

Scaling is not a one-time activity. You need to monitor performance daily and make adjustments based on data. Keep an eye on metrics like ROAS, CPA, conversion rate, and impression quality. If you notice that a new audience or placement is not performing, pause it and reallocate the budget to high-performing areas. Continuous optimization is key to sustaining ROAS during scaling.

Role of Performance Marketing in Scaling

Scaling DV360 campaigns is a critical part of performance marketing because the entire objective of performance marketing is to achieve measurable results while maximizing efficiency. Performance marketers focus on metrics like ROAS, CPA, and conversion rate rather than just impressions or clicks. When you apply performance marketing principles to scaling, you make data-driven decisions, test constantly, and optimize based on outcomes rather than assumptions. This is what separates successful scaling from random budget increases.

Example of Successful Scaling in DV360

Let us take an example of a fashion e-commerce brand that wanted to scale its DV360 campaigns to increase sales during the festive season without losing ROAS. Initially, they were running campaigns targeting remarketing audiences and some in-market segments, with a daily budget of $500. The ROAS was excellent, but they wanted to increase revenue.

Here is what they did:

  • Gradually increased the budget by 15 percent every few days instead of doubling it immediately.
  • Used Target ROAS bidding to let the system optimize bids automatically.
  • Expanded remarketing by creating similar audiences based on converters.
  • Added dynamic creatives showcasing trending festive outfits with personalized offers.
  • Included high-performing lifestyle websites and premium inventory packages for quality impressions.
  • Applied strict frequency caps and viewability filters to avoid wasted spend.

As a result, the brand scaled its campaigns to a daily budget of $2,500 over three weeks while maintaining a ROAS of 4.2, which was almost the same as before scaling. Their total revenue from DV360 campaigns increased by over 350 percent during the festive season without hurting profitability.

Scaling DV360 campaigns without losing ROAS is not impossible, but it requires careful planning and execution. It is about finding a balance between growth and efficiency. By following the strategies discussed—such as gradual scaling, smart audience expansion, automated bidding, creative optimization, and continuous monitoring—you can achieve sustainable growth without compromising profitability. Always remember that scaling is a process, not a one-time task. Take small steps, learn from the data, and optimize as you go. This way, you can grow your campaigns, increase conversions, and maintain a healthy ROAS in the long term.


Authors

Abhinav Tiwari

Sr. Director - Media
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