Bad example. The cases where businesses could refuse service to a customer were due to religious freedoms guaranteed by the Constitution. Not liking Trump would not fall under that category. Not sure about the other example though.
In general though, I think this would be fine. As long as this business is not funded or supported by taxpayer money.
Also, they killed off edgy content like /r/imgoingtohellforthis. And censorship got out of control. Sadly, I expect the same will happen here. But I remain cautiously optimistic.
Bad example. The cases where businesses could refuse service to a customer were due to religious freedoms guaranteed by the Constitution. Not liking Trump would not fall under that category. Not sure about the other example though.
In general though, I think this would be fine. As long as this business is not funded or supported by taxpayer money.