Is it saying that the government should be smaller and not involved in everyday life, or is it doing things like claiming an election was stolen, which has led to real world harm (poll workers receiving death threats), or calling for violence?
And didn't the GOP helmed investigation find that there was a concerted disinformation campaign waged by Russia, as well as numerous links between people in the Trump campaign and Russian operatives?
Edit: and there are plenty of people on one side of the spectrum claiming that Biden is "in bed with China", which haven't been removed.
As per your second paragraph, no, that is false. They made a small ad buy to sow bipartisan political division. Please stop promoting misinformation.
Page 16: "High Volume and Multiple Channels"
Just like if you offered homeopathy "medications" or natural cures and stated they are curative, you're likely to fall under jurisdiction of medical licensing authorities (notwithstanding the "health supplement" loophole in the US).