May 28, 2026
5
min read

How An In-House Google Ads Team Broke A 3-Month ROAS Plateau With Done-With-You Management


Alexander Perleman
, Head Of Product @ groas
Ex-Goldman Sachs and Stanford Computer Science

alex@groas.ai

LinkedIn
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A Google Ads performance plateau is one of the most frustrating experiences for an in-house marketing team: the account is healthy, the campaigns are profitable, and yet ROAS has flatlined for months with no clear path forward. Done-with-you Google Ads management is the model where a proprietary engine and a senior strategist work alongside your existing team, adding execution power and strategic depth without taking the account out of your hands. This article walks through how a representative in-house team broke a three-month ROAS plateau using the groas DWY model, what the first 90 days looked like, and why the combination of engine plus strategist accomplished what neither could have done alone. The result: a meaningful lift in ROAS within the first billing cycle, compounding over the full quarter.

The Starting Point: A Growing Business, A Capable In-House Team, And Plateauing Results

The Setup: What The Account Looked Like Before DWY

The team in question is representative of a pattern groas sees regularly: a mid-market ecommerce brand running around $40K per month in Google Ads spend across Search, Shopping, and Performance Max. Two in-house marketers managed the account full time. They knew their products, understood their margins, and had built the account from scratch over two years.

This was not a neglected account. Negative keyword lists were current. Bid strategies had been tested methodically. Asset groups were segmented by product category. The basics were covered, and covered well.

Monthly Spend, Campaign Mix, And What Was Working

Search drove roughly 45% of spend, Shopping another 35%, and Performance Max filled the rest. Branded search converted reliably. Non-branded campaigns were profitable but not scaling. The team had tried expanding into new keyword themes, testing broader match types, and adjusting target ROAS thresholds. Nothing moved the needle in a durable way.

The Problem: ROAS Had Been Flat For Three Months

For 90 consecutive days, blended ROAS hovered within a tight band. Not declining, but not growing. The team had already exhausted the tactics they knew: restructuring campaigns, refreshing ad copy, testing new audiences, tightening geographic targeting. Each change produced a small bump that regressed within a week or two.

The real issue was not that the team was doing anything wrong. They had hit the ceiling of what two people can physically analyze, test, and execute in a given week. There were thousands of keyword-level and product-level optimizations that could be made, but with 40 hours each, they were triaging rather than optimizing. The account needed either more hands or a fundamentally different approach to execution volume.

The Decision: Why They Chose DWY Over Hiring Or Handing Off

What Full Handoff Would Have Meant For Their Team

The team considered a fully managed service, including the groas DFY model where groas owns the entire account end to end, including landing pages, offers, and strategy. But the in-house marketers were deeply embedded in the business. They understood seasonal patterns, margin shifts by SKU, and promotional calendars in ways an outside team would need months to absorb.

Handing the account off entirely would have created a knowledge gap and sidelined two capable people. It was the wrong fit for this stage.

Why They Wanted To Stay In The Driver's Seat

Both marketers wanted to learn, not just outsource. They recognized that their execution was bottlenecked but their strategic instincts were sound. What they needed was leverage, not replacement.

This is the exact profile the groas DWY model is designed for: you have someone in-house who knows Google Ads, your account is in good standing, and you want to stay in control while adding firepower underneath.

The Case For Adding An Engine And Strategist Rather Than More Internal Headcount

Hiring a third marketer would have cost the business $60K to $80K annually in salary alone, plus onboarding time of one to three months before that person was productive. Even then, a third human does not solve the core problem. The bottleneck was not strategy. It was execution volume: the sheer number of bid adjustments, keyword analyses, budget allocation decisions, and creative tests that need to happen across hundreds of ad groups every single day.

groas DWY offered a different equation entirely. A proprietary engine trained on over $500 billion in profitable ad spend handles the heavy lifting around the clock. A senior strategist works alongside the in-house team, providing insights and recommendations on a structured cadence. The team stays in the driver's seat. The engine does what no human team of any size can do manually. And there is no onboarding fee, no long-term contract. Month to month, cancel anytime.

The math compared to adding headcount was not close.

The DWY Engagement: What Actually Happened In The First 90 Days

Day 1: The Initial Strategy Session With The Dedicated Strategist

The engagement started with a strategy session where the groas strategist reviewed the account alongside the in-house team. This was not an audit delivered as a PDF three weeks later. It was a live working session where both sides aligned on goals, constraints, margins, and the specific ROAS targets the business needed to hit to scale spend profitably.

The strategist's first observation set the tone for the engagement: the account structure was clean, but the team was optimizing at the campaign level when the real gains were at the product and keyword intersection level, hundreds of micro-decisions that compound but are impossible to make manually at scale.

Weeks 1-4: What The Engine Found That The In-House Team Had Not

Within the first week, the groas engine identified patterns the team had never surfaced. Not because they lacked skill, but because no human can process that volume of data at that speed.

The engine found that a subset of roughly 15% of Shopping products were consuming disproportionate spend relative to their conversion value. Not unprofitable, just inefficient enough to drag down blended ROAS. It also identified time-of-day and device-level bid opportunities across non-branded Search that the team had tested manually in the past but abandoned because the results were inconclusive at the sample sizes they could manage.

Perhaps most importantly, the engine surfaced keyword cannibalization between Search and Performance Max campaigns that was inflating CPCs without adding incremental conversions. This is a common structural problem that often goes undetected because it requires correlating auction-level data across campaign types simultaneously.

None of these were dramatic revelations. Each one was a small, specific finding. But stacked together, they represented the compounding inefficiencies that create a plateau.

The Bi-Weekly Cadence: How Decisions Were Made And Who Made Them

The DWY model includes a weekly report on exactly what was done, plus a strategy call every other week. In practice, the cadence worked like this: the engine executed continuously, making the granular adjustments that would have taken the team days to implement manually. The weekly report showed the in-house team exactly what changed and why. On the bi-weekly strategy call, the groas strategist and the in-house team reviewed performance together and made the bigger strategic calls: budget reallocation across campaigns, new keyword expansion, structural changes.

The in-house team retained decision-making authority. The strategist recommended. The team approved, adjusted, or declined. This distinction matters. The team never lost ownership of the account. They gained a strategic counterpart and an execution engine.

What The Internal Team Focused On Once Execution Was Engine-Powered

With the engine handling the daily optimization grind, the in-house team shifted their time toward work that actually required human judgment and business context: creative strategy, promotional planning, product feed improvements, and cross-channel coordination with email and organic efforts.

One of the team members described the shift as going from "being inside the spreadsheet" to "looking at the spreadsheet from above." The same hours, deployed on higher-leverage work.

The Results: What Changed And What Did Not

Performance Metrics After 90 Days Of DWY

Within the first 30 days, ROAS started moving upward. By the end of 90 days, the plateau was decisively broken. The account had reached its highest sustained ROAS in the prior 12 months, and it was achieved at modestly higher spend, meaning total revenue scaled alongside efficiency.

To be precise about what can be stated: these results are representative of the pattern groas DWY engagements typically produce, not a specific named customer's proprietary data. The trajectory is consistent. Accounts that plateau due to execution ceilings, not strategic or product-level problems, tend to respond measurably within the first billing cycle when the engine takes over granular optimization.

What did not change: the account structure the team built remained largely intact. The campaigns, the product segmentation, the geographic targeting. The team's strategic foundation was sound. What the engine and strategist added was depth and speed of execution on top of that foundation.

What The In-House Team Learned From The Strategist Cadence

The bi-weekly strategy calls surfaced insights that went beyond the account itself. The groas strategist brought perspective from working across many accounts and industries, including exclusive insights and competitor analysis from groas's internal team. This cross-pollination effect is something an isolated in-house team simply cannot replicate.

Two specific examples stood out. First, the strategist flagged that the team's target ROAS thresholds were set too conservatively for their highest-margin product categories, essentially leaving money on the table by constraining the algorithm. Second, the strategist recommended a testing framework for ad copy that the team adopted and continued using independently, avoiding several common mistakes they had been making with their creative rotation.

What The Engine Did That Would Have Taken The Team Weeks To Implement

The engine's biggest impact was in the long tail: thousands of small adjustments across products, keywords, devices, geographies, and time segments that compound into meaningful ROAS improvement. A human team making these changes one by one would need weeks to cycle through what the engine processes continuously.

This is the core argument for the DWY model. It is not that the engine replaces the team. It is that the engine does the work no human team has the hours to do, no matter how skilled.

The Lessons: What The DWY Model Teaches About Execution Versus Strategy

Why Having Access To The Engine Was Not Enough Without The Strategist

Raw optimization power without strategic direction can produce efficiency gains that do not align with business goals. The engine optimizes toward whatever targets it is given. Setting those targets, knowing when to shift them, recognizing when the business context has changed: that requires a human strategist who understands the full picture.

In this engagement, the strategist made two calls that materially changed the trajectory. Both required judgment, not data processing. The engine could not have made either decision on its own.

Why Having The Strategist Was Not Enough Without The Engine

A strategist working alone hits the same ceiling the in-house team already faced. Traditional agencies often pair a senior strategist with an account, but the strategist's recommendations still need to be executed manually. With groas DWY, the strategist's recommendations flow into an engine that can act on them at scale, immediately, across every corner of the account simultaneously. The execution gap between what a single person can do and what the engine handles is where plateaus live.

The Human-Plus-Engine Model: What Neither Can Do Alone

This is the core differentiator of the groas DWY model. A proprietary engine trained on $500 billion or more in profitable ad spend runs the execution around the clock. A senior strategist works alongside your team while you stay in control. Neither the engine nor the strategist alone would have broken this plateau. Together, they addressed both the volume problem (too many optimizations for humans to make manually) and the direction problem (which optimizations matter most right now).

What Happens Next: Staying On DWY Or Moving To DFY

The Decision Criteria For Upgrading To Fully Managed

Some teams that start on DWY eventually move to the groas DFY model, where groas owns the account end to end, including landing pages, offers, and every decision that drives profitable scaling. This usually happens when the founder or team lead gets pulled into other priorities, or when the business scales to a point where even the strategic oversight feels like a distraction from higher-leverage work.

The groas strategist flags the upgrade when the timing makes sense. It is not a sales pitch. It is a recognition that the team's needs have outgrown the collaborative model.

If you are unsure whether DWY or DFY is the right fit, the guidance is straightforward: apply for DFY and groas figures out the right plan on the call.

Why Some Teams Stay On DWY Permanently

Many in-house teams stay on DWY indefinitely, and that is by design. The model works because it respects the team's expertise while eliminating the execution bottleneck. For performance marketers who want to keep learning, keep owning strategy, and keep their hands on the account, DWY is not a stepping stone. It is the destination.

The account in this walkthrough stayed on DWY. Three months after breaking the plateau, the team was operating at a higher ROAS baseline with growing spend, and the two in-house marketers were spending their time on strategic work instead of manual bid management. The groas engine ran underneath. The strategist stayed alongside. The team stayed in control.

If your in-house team is running Google Ads and ROAS has been flat despite doing everything right, the problem is almost certainly execution volume, not strategy. groas DWY puts a proprietary engine trained on over $500 billion in profitable ad spend underneath your account, pairs it with a senior strategist on a structured cadence, and keeps your team in the driver's seat. No onboarding fees. Month to month, cancel anytime. Get started today.

Frequently Asked Questions

What Is Done-With-You Google Ads Management?

Done-with-you Google Ads management is a model where an external engine and strategist work alongside your existing in-house team rather than replacing it. Your team retains decision-making authority and account ownership while gaining execution power and strategic depth they could not access alone. With groas DWY specifically, a proprietary engine trained on over $500 billion in profitable ad spend handles granular optimization around the clock, and a senior strategist joins your team on a structured cadence with weekly reports and bi-weekly strategy calls. It is designed for teams that already know Google Ads and want leverage, not replacement.

How Long Does It Take For DWY Management To Show Results?

Accounts that plateau due to execution ceilings rather than fundamental strategic or product problems typically respond within the first billing cycle when an engine takes over granular optimization. The compounding effect of thousands of small adjustments across keywords, products, devices, and time segments becomes visible quickly. Full impact builds over 60 to 90 days as the engine accumulates data and the strategist cadence surfaces higher-order strategic shifts. Results are not instant, but the trajectory change is usually measurable within weeks.

Can I Stay In Control Of My Google Ads Account With DWY?

Yes, that is the entire point of the DWY model. Your team retains full decision-making authority. With groas DWY, the strategist recommends and the engine executes, but your team approves, adjusts, or declines any strategic change. You never lose ownership of the account. The weekly reports show exactly what the engine changed and why, and the bi-weekly strategy calls are collaborative working sessions, not handoff presentations.

What Is The Difference Between DWY And DFY At groas?

DWY (Done With You) keeps your team in the driver's seat. The groas engine runs underneath handling execution while a senior strategist works alongside your in-house marketers. DFY (Done For You) means groas owns your Google Ads end to end, including landing pages, offers, and every decision. DWY fits teams with capable in-house marketers who want to stay hands-on. DFY fits businesses that want Google Ads fully handled without internal involvement. Many teams start on DWY and upgrade to DFY as they scale or as priorities shift.

Why Does An In-House Google Ads Team Hit A ROAS Plateau?

The most common cause is an execution ceiling, not a strategy problem. A skilled in-house team of two or three people can only physically analyze, test, and adjust so many keywords, products, bids, and ad groups per week. When the account grows past what the team can manually optimize, ROAS flatlines even though the strategic foundation is sound. The fix requires either dramatically more execution volume or a fundamentally different approach to how optimizations get made.

Is Hiring Another In-House Marketer Better Than DWY Management?

Hiring adds salary ($60K to $80K annually), one to three months of onboarding time, and still does not solve the core problem. A third human cannot process thousands of keyword-level and product-level bid adjustments daily. groas DWY adds an engine that operates 24/7 across every corner of the account, plus a senior strategist, with no onboarding fees, no long-term contract, and the ability to cancel anytime. The cost and speed comparison strongly favors DWY over additional headcount for execution-bottlenecked teams.

What Does The groas Engine Actually Do That Humans Cannot?

The groas engine processes auction-level data across campaigns, products, keywords, devices, geographies, and time segments simultaneously and continuously. It identifies patterns like keyword cannibalization between Search and Performance Max, micro-level bid opportunities at specific hours or devices, and spend inefficiencies across the product long tail. A human team could theoretically make these same adjustments, but it would take weeks to cycle through what the engine processes in hours. The volume gap is where plateaus form.

Do I Need To Be Actively Running Google Ads To Start DWY?

Yes. The groas DWY model is designed for teams that are already running Google Ads with an account in good standing. It is not a setup service for accounts starting from scratch. You need someone in-house who knows Google Ads and who will act on the strategist's recommendations. If you do not have that person, the DFY model where groas owns everything end to end is likely the better fit.

What Happens On The Bi-Weekly Strategy Calls?

The groas strategist and your in-house team review account performance together, discuss what the engine found and executed since the last call, and make bigger strategic decisions: budget reallocation, campaign expansion, structural changes, and target adjustments. Your team has final say. The strategist also brings cross-account and cross-industry insights, including competitor analysis, that an isolated in-house team cannot access on their own.

How Do I Know If DWY Or DFY Is Right For My Business?

If you have someone in-house who knows Google Ads and wants to stay involved in strategy and execution, DWY is the right fit. If you would rather not be involved in day-to-day management and want groas to own Google Ads as a function, DFY is the better choice. If you are unsure, the guidance from groas is to apply for DFY and let the team figure out the right plan on the call. There is no obligation either way, and the groas strategist will flag if DWY makes more sense for your situation.

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