madvertise only fills in some european countries. In case madvertise doesn't fill, I use AdMob. For madvertise I use a 30 seconds refresh rate, for AdMob 60 sec

madvertise only fills in some european countries. In case madvertise doesn't fill, I use AdMob. For madvertise I use a 30 seconds refresh rate, for AdMob 60 seconds. This explains the differences. Best regards Johannes