Paid Acquisition strategies that worked in 2026, with receipts.

A B2B advertiser found 40 percent of impressions going to the wrong job functions three days into a $1,500 test, turned auto targeting off, and says CPC fell rather than rose.

A developer who integrated OpenAI's ads pixel and Conversions API says three things explain almost every missing ChatGPT ads conversion: a lost oppref, wrong currency units and mismatched event IDs.

A one campaign on and off test of Google's AI Max: 955 distinct queries in the week it was on, 30 in the week after it was switched off, with nothing else changed.

An Italian supplement brand spent 6,500 euros on Meta at a 0.14 ROAS and decided the 1 euro CPM was the warning sign, so they wrote three hard gates before spending again.

A Kindle publisher broke Sponsored Products spend, clicks and purchases out by automatic targeting group across 31 campaigns and found one group had never converted once.

A media buyer claiming around $100M in lifetime spend shares his testing frame: ABO, two to four creatives per ad set, a daily budget equal to one CPA, and kill rules at zero and four sales.

A store owner analyzed 2,000 tested ads, found the original concept won 79 percent of the time, and switched to one unique ad per test plus a P&L driven cut of his worst collection.

An insurance lead gen account cut cost per lead from 19 euros to 4 by turning a 15 field form into a multi step quiz, with the same campaigns, audiences and budget.

A B2B SaaS agency paused branded search for a client to settle the cannibalization debate. Leads collapsed, ads went back on in 2.5 weeks, and the case for branded got its own data.

Tag your log in button as an event, build an audience from the people who click it, and negate that audience on brand campaigns so customers stop costing you paid clicks.

Beat rising CAC on Meta with a persona and awareness grid: place every live ad in its cell, then write angles for the empty cells before adding spend.

In the ChatGPT Ads Manager beta, targeting is a text box of context hints, so describe the scenario and intent your ad fits and front load the pitch.

Give Claude Code or Codex scripted access to Google Ads, GA4 and your CRM so an agent pulls search terms, checks lead quality and proposes negatives.

Break down Meta purchases by hour, find the window that produces nearly all sales, and schedule ads to run only then with the same creative and budget.

Generate 20 to 40 persona based AI images, run each in its own ad set inside a CBO at $15 a day for a week, then feed the winners back to the image model.

A dental clinic case study: Facebook lead ads converted because of instant call bridging, automated follow ups, reminders and real photos of the staff.