In the Merritt v. United States case of 1924, the Supreme Court ruled in favor of the government, upholding a conviction for mail fraud. The defendant, Merritt, had been selling stock in his company using false and misleading statements about its value and prospects. He appealed his conviction on several grounds: that he was not given enough time to prepare his defense; that there were errors in jury instructions; and that evidence used against him was obtained illegally because it had been seized without a warrant from an office shared by multiple businesses. However, the court rejected all these arguments. The justices found no violation of due process rights as they determined sufficient time was provided for preparation of defense considering complexity of charges involved. They also held jury instructions were correct since they accurately reflected law regarding fraudulent schemes involving mails. Regarding illegal seizure argument, while acknowledging general rule requiring warrants for searches & seizures under Fourth Amendment protections - exceptions existed when items are exposed to plain view or voluntarily surrendered by persons with authority over premises searched (like landlord). In this case - documents incriminating Merritt were left out openly in shared office space where others could see them hence did not require warrant.

In the dissenting opinion for Merritt v. United States, Justice McReynolds argued that the majority's interpretation of the Volstead Act was too broad and not in line with its original intent. He contended that Congress did not intend to criminalize all possession of liquor, but rather only those instances where it was intended for beverage purposes. The justice believed that if a person had alcohol in their possession solely for personal use and without any intention to sell or distribute it, they should not be subject to prosecution under this law. Furthermore, he expressed concern about potential abuses of power by law enforcement officials who could arrest individuals on mere suspicion of violating the act without concrete evidence proving their guilt beyond reasonable doubt.