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One specialist, 20 client accounts, 45 days. I would spend none of that time shopping for another dashboard that tells a human which button to click.
Most small agencies adopt AI the safe way: one tool per specialist, the same weekly account checks, and the same person approving every recommendation. The result is the same headcount and 20 logins to babysit, plus a software bill. I know the routine. I spent years with spreadsheets and scripts doing half the thinking while I pretended the other half was strategy. With this constraint, I would do the opposite: triage the book in week one, give the mechanical work on the five most stable accounts to an engine that executes, and reserve the hours I free for the three accounts where judgment still pays.
1. Days 1–5: sort the 20 accounts, not every problem in them
Say you have 32 working days in those 45 calendar days. One specialist gives you about 250 usable hours if nothing else breaks, which it will. Twenty accounts at 90 minutes of real attention each week need 120 hours a month just to stand still. You cannot review your way out of that.
What gets cut is per-account babysitting. No weekly rebuilds. No 20-tab Tuesday where every account gets a little bid tweak to justify the retainer. The sequence is five days to sort the book, five to fix measurement, then waves that move stable spend first and leave the strange accounts for last.
Triage is not an audit. An audit tells you everything wrong; triage tells you what order to touch. I list all 20 accounts against three things:
- Spend stability over the last 30 days.
- Conversion volume over the last 30 days.
- Client temperament.
That third one matters more than most operators admit. A calm client with flat spend can live through a transition. A nervous client with spiky spend may read every change log as a threat. Manual review breaks down well before 20 accounts, which is why monitoring shops sell dollar-ranked daily checks as 10x faster than hand review. I trust the appeal because I lived the manual version.
For volume, I use the familiar triage floor: at least 30 conversions in 30 days before Target CPA or Maximize Conversions settles, and 50-plus for Target ROAS. Below that, automated bidding can read noise as signal. I used to tell clients low volume just needed tighter ad groups. I was wrong. Low volume needs consolidation and patience, not more structure.
The sort is simple. Stable spend and 30-plus conversions make an account a wave-one candidate. Erratic spend or thin conversions push it later. A difficult client goes last, however tidy the numbers look.
Hold these three for judgment
Every book of 20 has its problem children. These three do not go first:
- The rebrand in progress. New site, new offer, tracking half moved. Automate now and the system learns the old business.
- The sub-15-conversion account with big opinions. The client wants granular control over five campaigns producing eight leads a month. Automation will starve there, and the client will blame the machine for math Google already does.
- The litigious spender. High budget, custom promises from a previous manager, Change history checked like a bank statement. This account needs proof from the earlier waves.
Cost: about 12 specialist hours across five days. What it buys: five accounts to move first, ten to follow, and five to hold for the final wave. Three of those five need sustained human judgment; the other two have to earn their way in.
2. Days 6–10: fix what counts before anything automates
Nothing automates until conversions tell the truth. If an engine optimizes the wrong event, it will buy that event with total discipline. I have watched Smart Bidding hit a cost-per-page-view target while qualified pipeline fell apart because page views, scrolls, and button opens were still primary conversions.
The fix is boring, and it takes most of days 6 to 10. In each account, open Goals > Conversions > Summary. List every primary action, check whether a GA4 import and a Google Ads tag count the same form fill twice, and remove soft events from primary. Set lead counting to One for leads and Every only for real purchases. Leave a soft event primary and autonomous bidding will buy soft events at scale.
That cleanup also tells you whether Enhanced Conversions is helping or lying. With the April 2026 unification of Web and Leads into one toggle, verification sits in Goals > Conversions > Diagnostics 48 to 72 hours after setup; 70 percent-plus is the match-rate target on purchases. When an agency moves from around 35 percent browser-only match to 75 percent-plus with server-side tracking in place, the same spend can read 15 to 30 percent higher ROAS because the bid system sees buyers it had already won. A more complete sample gives Smart Bidding better information. That is the mechanism, not a new customer appearing out of thin air.
Cost: about 20 specialist hours across five days. What it buys: a measurement base for every later wave, aimed at booked jobs and revenue rather than clicks dressed up as conversions.
3. Days 11–20: move the five stable accounts first
Days 11 to 20 are for the five wave-one accounts, not a simultaneous makeover of all 20. Before turning on autonomous execution, I set client-level guardrails: a hard monthly budget cap in the engine, brand terms isolated in a brand campaign, campaign-level brand exclusions on Performance Max, account-level placement exclusions for games and entertainment apps, and URL-expansion exclusions for thank-you and login pages.
Those exclusions matter. Without campaign-level brand exclusions, PMax can enter brand auctions and take credit for conversions branded Search might have won anyway. Reported ROAS looks better while the account tells a less useful story. Set the boundaries first, then allow for the 4-to-6-week learning window rather than rewriting the plan at the first twitch. From MCC, I push shared pieces with bulk edits, copy, and rules from the manager account. The manager owns the bulk action; campaign changes still appear in each account’s Change history.
Cost: about 25 specialist hours. What it buys: five accounts that no longer need a Tuesday tune-up to prove someone is paying attention.
The daily watch list is narrow: spend pace against the cap, conversion count against the 30-day baseline, and the action log showing what changed and why. I ignore daily CTR, daily impression share, Google’s optimization score, and the single expensive click at 9 a.m. for these ten days. Those numbers twitch while bidding relearns. Chasing each one means paying for a learning period and then resetting it.
Tools > History, filtered to the last 14 days, is the honesty check. Operators use it to spot quiet weeks where activity drops to around five entries. If an account shows logged actions and conversions within 20 percent of baseline, I leave it on. If conversions flatline for seven days, it goes back to human handling and another eligible account takes its slot. The point is controlled transfer, not 20 accounts on autopilot by Friday.
4. Days 21–35: repeat the guardrails across ten more
Wave two copies what works. Same budget caps, same brand exclusions, same placement blocks, applied to the next ten accounts in triage order. This is where small agencies often stall: they add a recommendation tool rather than an execution layer.
I know the math. Optmyzr Essentials starts around $299 a month for up to $25k in spend, and Opteo Basic is $129 a month for 10 accounts. Both still hand the specialist suggestions to approve. The clicks may get faster, but the specialist still has to make them. Suggestions do not remove logins; execution removes the work behind them.
Cost: about 40 specialist hours across 15 days. What it buys: a path to 15 of 20 accounts running without weekly babysitting, provided their logs and conversion baselines hold.
Read the change log before the dashboard
From day 21, I open Tools > History first. Filter to 14 days; export if needed. Look for actions with reasons, no quiet weeks falling to around five entries, and a split between human and automated changes that shows the engine doing the daily bids and budgets.
I check PMax guardrails in the same pass because brand conversions can inflate reported ROAS when campaign-level brand exclusions are absent. If exclusions hold, spend stays within 10 percent of cap, and conversions stay within 20 percent of baseline, I leave the account alone. That restraint is the job now. The specialist does not need to manufacture activity to look useful.
5. Days 36–45: test the holdouts without forcing a clean sweep
The last ten days belong to the five accounts held back. The goal is not to automate all five. It is to decide whether two can move with tighter guardrails while the three judgment-heavy accounts remain human-led.
- For the rebrand, establish a fresh conversion baseline, then hold for two weeks before autonomous bids touch it. If the clock runs out, the hold continues past day 45.
- For the thin-volume account, consolidate to one or two campaigns on Maximize Conversions without a target. A target on eight conversions a month teaches the algorithm to chase noise.
- For the nervous high spender, use the smallest possible test surface: one campaign, a capped budget, brand isolated, and everything else still handled by hand.
The remaining two held accounts get the same test: do their measurement, spend pattern, and client requirements support a controlled move? If yes, they can join execution. If not, they stay human. Cost: about 30 specialist hours. What it buys: an answer for each holdout instead of a blanket claim that all 20 accounts want the same treatment.
Keep a human primary when the business keeps moving
After day 40, I keep a human primary if any of three conditions holds: spend swings more than 40 percent week to week without a seasonal reason; conversions remain under 15 in 30 days after consolidation; or the client changes offers and landing pages faster than a 4-to-6-week learning window can hold. In those cases, autonomous bidding cannot separate signal from client edits. Handing it over just gives the client a machine to blame.
This is the answer I would give an agency owner weighing software: a platform that runs campaigns across client accounts without a specialist touching each one must execute bids, budgets, keywords, and ads, then log each change with its reason. A feed of suggestions is not that. I would put stable accounts on groas for agencies, which works under the agency’s name with branded reports and a strategist behind the team, rather than stack another audit feed on the same headcount. The scale-without-hiring model only holds if the engine does the daily work.
If an account needs weekly judgment calls about the business itself, no software removes that. Keep it human, charge for the judgment, and say so plainly on the day-46 call.
6. Day 46: use the hours you bought
The specialist’s week now starts with a 45-minute Monday sweep of change logs for the 15 autonomous accounts, spend pace against caps, and conversions against baseline. No dashboard wandering. Tuesday and Thursday go to the five held accounts, roughly five hours each day for builds, landing-page fixes, and client calls, with the three judgment-heavy accounts getting the attention first. Friday takes an hour for guardrails: budget caps, brand exclusions, and client site changes that might break tracking.
That is roughly 12 hours of account work where 30 used to go. When I ran that math on my own book, the gap was always client communication, not clicks. The engine takes the clicks. You keep the communication.
I would spend the freed hours in order:
- Work on landing pages for the five highest-spend accounts, one page per core ad group. Better match can lift conversion rate without touching bids; the first-time setup runbook for campaigns that manage themselves gives that work a place in the operating routine.
- Send each autonomous client a monthly 20-minute Loom showing what the log did and what changed in CPA. That beats a nervous check-in eating an afternoon.
- Run one experiment per month across wave one only, such as consolidated Performance Max versus split Search, and hold it for four weeks.
- Spend the remaining time on sales. A specialist who can show 15 accounts with clean logs and stable baselines has room to take on more without hiring for another round of review work.
Skip this plan if the book cannot meet its entry conditions. If more than half the accounts remain under 15 conversions a month after consolidation, the immediate problem is volume and tracking. If clients require written approval for every keyword and bid, an engine acting daily breaks that agreement in week one. Do not pretend either constraint disappears because the software has a good demo.
When the 45-day constraint lifts, keep the order: triage first, tracking second, stable accounts to execution first, strange accounts last. I would keep the 12-hour operating week and put the freed 18 hours toward the next 10 accounts, not another layer of approvals. Tools that only recommend keep you staffed for review work. Execution removes that work. Run it that way and 20 accounts stop feeling like 20 jobs. They feel like five jobs and a log to read.