In the 68th episode of Hump Day Hangouts, a participant asked about the safest way in boosting the page authority (PA) of tier 1 properties in a YouTube Silo network.
The exact question was:
Recently got around to watching YouTube Silo training. In that training it's said that you can send GSA and other spam type links to your T1 IFTTT networks. Is that still the case or is that dated? I was under the impression that you should not spam any of your T1 properties. I'm curious what would be the safest/best way of powering up your tier 1's PA.