Spectrometer.co.nz

Paid

When paid CPA rises: diagnose landers before you blame the auction

Auction pressure is real — but soft landers and vague offers inflate CPA faster than most bid changes can fix.

Before you raise budgets or chase new keywords, prove the lander still converts. Message match, proof density, form friction, and mobile speed often explain CPA spikes that look like “competition”.

Shared language with CRO

Paid and CRO teams should share the same conversion definition and experiment backlog. Otherwise media keeps buying traffic into a funnel that is quietly rotting.

Connect Paid with CRO when the brief is efficiency, not just more spend.