Pruneyard v. Robins says the private owner of the mall can kick you out. But note that state laws may provide state-level free speech rights separately from the

Pruneyard v. Robins says the private owner of the mall can kick you out. But note that state laws may provide state-level free speech rights separately from the First Amendment (and several states have such laws). In contrast, a public space like a public park is subject to free speech requirements, which is why the Westboro church can scream vile racist things from a playground.