US Dollars. In Utila (as with most of Honduras) U.S. Dollar banknotes can be used in place of the Lempira, with the local stores and businesses usually giving exchange rates at the same (or sometimes better) than the local Honduran banks, and without charging exchange commissions. Travelers Checks.
The exclusionary rule is one way the amendment is enforced. Established in Weeks v. United States (1914), this rule holds that evidence obtained through a Fourth Amendment violation is generally inadmissible at criminal trials.
Any order that interferes with constitutional law is by definition an unlawful order that must be refused. Using the US military to seize Americans is such an obvious breach of the US Constitution that it evokes the legal term, ab initio: void and without legal effect from the beginning.