A relatively recent Supreme Court decision (2013), Florida v. Jardines, contemplated whether police could walk up to a homeowner's front door with a drug-sniffing dog. Although the Court decided that it was, in fact, a search and that such action is impermissible, it compelled a debate as to what is and is not permissible. Although the Supreme Court ruled in favor of the homeowner , other types of encounters may be deemed permissible. In fact, this past month, the U.S. Cour