A detailed investigation into why ROAS dropped during the April 14–15 transition, who made what changes, and what happened.
Here is the day-over-day comparison between April 14 (the previous agency's last day) and April 15 (Melleka's first day managing the account).
One campaign absorbed an extra $3,500 in spend with diminishing returns. This single campaign accounts for nearly the entire ROAS drop.
The daily spend and ROAS for Branded Search USA over the past 8 days. Notice the spike on April 15 — the day after the bidding strategy was changed.
A complete, timestamped audit trail from the Google Ads change history — every change, every user, every device. All times in UTC.
Every campaign that spent money on either day, with side-by-side performance.
| Campaign | Apr 14 Spend | Apr 15 Spend | Apr 14 All-ROAS | Apr 15 All-ROAS | Status Today |
|---|---|---|---|---|---|
| Branded Search USA | $1,315 | $4,848 | 27.54x | 5.70x | Enabled |
| PMax Hair Growth Serums | $1,317 | $999 | 10.69x | 6.27x | Enabled |
| Nonbranded Shopping USA | $1,252 | $352 | 1.97x | 3.04x | Enabled |
| Branded Shopping USA | $1,074 | $849 | 9.66x | 5.70x | Enabled |
| NB-Lash Search | $40 | $517 | 3.87x | 3.15x | Enabled |
| NB-Brow Search | $465 | $62 | 1.76x | 0.00x | Enabled |
| PMax Shampoo Kits | $357 | $109 | 7.81x | 7.63x | Enabled |
| NB-Exact Search | $222 | $325 | 3.66x | 0.00x | Enabled |
| NB-DSA-Hair (paused by M.M.) | $268 | $0 | 1.38x | — | Paused |
| NB-DSA (paused by M.M.) | $170 | $387 | 2.10x | 0.86x | Paused |
| Remarketing DG (paused by M.M.) | $146 | $0 | 2.54x | — | Paused |
| NB-Broad+AI-Max (paused by M.M.) | $86 | $0 | 0.10x | — | Paused |
| NB-Hair-Shampoo (paused by M.M.) | $75 | $30 | 1.04x | 5.50x | Paused |
| TOTAL | $5,867 | $8,327 | 11.75x | 5.09x |
This is the technical explanation of what happened to Branded Search and why it caused the ROAS crash.
Despite inheriting an account with freshly changed bidding strategies and inflated budgets, the Melleka team took immediate corrective action.
| Campaign | 30-Day ROAS | 30-Day Spend | Why We Paused |
|---|---|---|---|
| NB-Broad+AI-Max | 0.22x | $5,300 | Spending $10 for every $1 returned |
| Remarketing DG | 0.61x | $13,600 | Losing money on remarketing |
| NB-DSA | 0.73x | $2,800 | Dynamic search ads underperforming |
| NB-DSA-Hair | 1.04x | $3,200 | Barely breaking even |
| NB-Hair Growth Serum | 0.89x | $1,100 | Below breakeven |
| New Campaign | Strategy | Purpose |
|---|---|---|
| Search | Branded || | Structured branded capture | Take over brand search with clean segmentation |
| Search | Non-Branded || | High-intent generic terms | Capture "hair growth serum" searchers efficiently |
| Search | Competitor Conquesting || | Competitor brand targeting | Win customers searching for competitors |
| Search | Problem-Aware || | Symptom-based targeting | Reach people searching for hair loss solutions |
A clear summary of what caused the ROAS drop and who is responsible.
Immediate actions to restore ROAS to pre-handoff levels and set the account up for growth.