@TeamYouTube I was under the impression if I added Ads in my video they would be run but that's not always in case there are several times I'll watch a video on a friend's account on mobile and there are no Ads displayedhttp://www.youtube.com/thisisacelive
While we can't share specifics, you may want to take a look at this Help Center article which explains how ads show on videos you monetize: https://yt.be/help/PMwJ . Hope this clarifies.