Impressions
How often has the rule or banner been relevantly activated?
A successful campaign sells more without damaging important query groups or customer relevance.
How often has the rule or banner been relevantly activated?
Does additional visibility lead to more product interaction?
Use reliable attribution within the same store.
Measure commercial value where data is reliable.
Check rotation and sold-out promotions.
Protect zero-result searches, exact matches and important relevance queries.