Even in the opposite direction - an attempt to enter in Canada from the United States at the end of permitted stay in the U.S. and re-enter the U.S. after a stay in Canada - this method travel very risky. Violation of Canada Family Class Migration regulations may result in a multi-year ban on residence in Canada. Is very strictly also examined the attempted illegal entry into or completion in the U.S. This connection with the notes that the possibility of granting visas to the U.S. (any type) U.S. embassies in Canada is minimal, as well as granting Canadian visa in the U.S. Interventions Czech authorities for decision to refuse U.S. visa is excluded.