You will never hit 100% fill rate. You could get close, but it’s difficult due to user activity and game crashes. So measuring your fill rate by how close you can get to 100% isn’t the way to think about this metric and how well your ads perform. Instead, look at the things you can control to optimize ad monetization.
To maximize growth, you should diversify your ad revenue streams. Fortunately, there are numerous ways to do just that. Here are five ad revenue streams you can explore today to increase revenue in uncertain economic times.