Alert Effectiveness

CategorySentOpenedOpen rateConvertedConv. rateLift vs baseline
spa54420437.5%529.6%+4.6pp
dining2839232.5%3010.6%+5.6pp
excursions31010634.2%227.1%+2.1pp
beverages45815533.8%459.8%+4.8pp

Lift = category conversion rate minus 5% baseline. Positive lift means alerts are driving incremental bookings.