The taxes embedded into labor and materials is priced in the cost of a new home.
So your argument leads nowhere except to illustrate how dense you are.
You cannot win against the FairTax because it replaces the ‘Income’ tax and payroll taxes; it adds no new taxes.
Whether a tax is put on a price at the retail end or whether it is buried in the price from the beginning, no one is going to avoid the tax.
And by the way ‘unadvertized’ is spelled 'unadvertised'.
So your argument leads nowhere except to illustrate how dense you are.
You really don't know how the real estate market works, do you?