Adspert syncs keywords that it has collected enough data on to be worth assigning an individual bid to. Below is a list of the reasons why Adspert would select a particular bid for syncing.
Keywords that result in conversions having a total value of at least 50% higher than the ad group's average.
Keywords with an average CTR double that of the ad group's average.
Keywords with a CPC twice as low as the ad group's average.
Keywords having one criterion that generates over 5% of the ad group’s total traffic.