“Once you put something up for sale you can’t control ‘who’ buys it.”
First Amendment: Freedom of association.
I don’t have to sell an adjacent lot to a hazardous waste outfit, for example, or anyone else I don’t want to sell to.
The Left hates contracts that are not routed through the central government- look at what they did to the preferred stockholders of GM, for example.
“First Amendment: Freedom of association.”
Completely destroyed by the Civil Rights Act.