Most of us who care about web performance do so because we care about delivering good user experiences.
But the business cares about other things too.
For media owners, advertising is a critical source of revenue. And if getting editorial content in front of end users is paramount, then delivering ad content fast has to be a close second.
However, a reliance on third-party code and content outside of your direct control can make this challenging.
Here are a few common issues, together with some suggestions on how best to deal with them.