Advertising skill guide
When to pause, repair or scale an ad
Pause immediately for a real fault
Broken checkout or form, incorrect pricing, unsupported claims, wrong geography, out-of-stock offer, invalid tracking or unacceptable traffic merit immediate action. Do not let a learning period justify spending through a known defect.
Do not stop solely by the calendar
A 48-hour result can be too early if conversions take a week. Compare mature cohorts to your target and risk cap. Waiting also has a cost: stop at the pre-agreed loss cap even if the test remains statistically inconclusive.
A zero-conversion diagnostic
Spending about three times a plausible target CPA with zero mature conversions can justify a serious review. Under a simplified constant-rate Poisson model, zero outcomes at three expected conversions has probability about 5%. Real delivery, tracking and conversion rates are not constant; this is a diagnostic, not an automatic kill rule or significance test.
Decide what to repair
Low relevant reach: inspect eligibility, bids, budget and audience size. Relevant impressions but weak outbound response: inspect message and creative. Good clicks but poor page conversion: inspect offer, speed and message match. Cheap leads but poor sales: inspect qualification and follow-up. Fix the diagnosed bottleneck.
Scale only with supporting evidence
Look for reliable tracking, mature profitable outcomes, acceptable customer quality, more than a lucky small sample and enough stock, service capacity and cash flow. Check whether new buyers remain economical when retargeting/brand effects are separated.
Increase deliberately
A 10–20% budget increase can be a conservative operational starting point, not a universal platform rule. Allow normal conversion lag before judging; account-specific learning and delivery guidance may require a different method. Use a platform experiment for larger changes where available.
Measure marginal performance
Marginal CPA = additional spend ÷ additional customers. Marginal ROAS = additional revenue ÷ additional spend. If the first $1,000 makes $4,000 revenue and the next $1,000 adds only $1,500, total ROAS is 2.75x but the second tranche is 1.5x. Scale decisions should consider the latter and incrementality.
Set a rollback condition
Before increasing budget, define the mature CPA/profit level or operational failure that triggers reversal. Keep successful creative while developing new concepts; rotate based on declining outcome evidence, not a fixed expiry date. Avoid repeated large edits that make comparisons impossible.
Frameworks, examples and budget recommendations are editorial guidance. Use your verified business data and current account requirements when making a spending decision.