01 · Roofing contractor · Trigger fault
The account reported 318 leads. It had produced 12.
The conversion trigger fired on a tap of the phone number rather than a connected call. 96% of conversions were taps, giving a true cost per lead near $263 instead of $10.
Demoted the tap to a secondary signal, repaired Enhanced Conversions, and re-pointed budget to the channel producing real form fills.
→ Bidding re-anchored to real leads instead of accidental taps.