That argument doesn't hold water. If someone pins a message to my corkboard, I'm disallowing the expression if I express my disapproval by removing it?
> 2) Sure, private companies can do what they want. My point is that they just use the first amendment, because the current nebulous definitions aren't really working.
The First Amendment only works because non-governmental actors in society are allowed to decide what to publish, what to pass on, and what to throw away according to their own standards. It's not some blanket "everyone allow all" rule.
Most pamphlets are judged to be garbage and go into the trash, much to the consternation of their authors.