A Practice Note examining the procedures for conducting an effective deposition (also called an examination before trial or EBT) of a fact witness in New York state civil litigation. This Note explains the procedural rules governing both party and nonparty depositions under New York's Civil Practice Law and Rules (CPLR), the Uniform Civil Rules for the Supreme and County Courts, and the Uniform Rules for the Conduct of Depositions. It discusses what to do before the deposition, who can and cannot attend the deposition, the role of the court reporter and videographer, deposition etiquette, how to question the witness effectively, how to handle objections and exhibits, what to do before ending the deposition, and the steps to take after the deposition has concluded.