Proofreading is your friend.
This made me laugh:
When did they start doing it?Harbor Freight Tools will continue to promote a welcoming and safe environment for all of our guests.
Looks to me like they're not welcoming certain people because of their peaceful, legal, exercise of protected civil rights. In fact, they're spending money to turn people away.
And apparently they haven't figured out that the statute that allows them to turn people away also removes their immunity from liability when something bad happens (like Aldi's).
And apparently they haven't figured out that signs don't stop criminals (like Aldi's & thousands of other places).