You can easily customize your ads (for example AdSense) by adding some extra code to your HTML box when creating your ad.
... and on mobile:
As you can see in above screen the ad will show like post with avatar. The title below avatar is phrased so it's easy to translate it...
Add advertisements to predefined positions for XenForo Resource Manager. Simply choose position when adding advertisement in the Advertising menu in ACP.
above featured resources position (resource_overview)
below features resources position (resource_overview)