Whether a person goes home before trial is decided in a hearing that often lasts minutes and shapes everything that follows. This article explains how release actually works: the initial appearance, the probable cause timeline, who bears the burden, and the two questions a judge is answering. It covers the federal statutory scheme and the state systems that resemble it, the difference between conditions and money, and why cash bail is under sustained legal pressure. It explains what a detention hearing looks like, what evidence matters, and how a release decision is reviewed or reconsidered. Practical sections address what families can do in the first twenty-four hours, how bail bonds work and what they cost, and what violating a condition triggers. Examples follow two defendants with identical charges and opposite outcomes. Readers finish knowing what the hearing decides and what actually moves it.