How2become A Royal Marines Commando: The Insider s Guide is the ULTIMATE guide for anyone who is serious about joining this elite fighting force. It contains insider tips and advice on how to pass the tough selection process including advice on how to prepare for the PRMC. Royal Marines are one of the most feared fighting units in the world. Only the best get through selection and this guide will help you to pass. This comprehensive guide includes: Making your application Preparing for the Recruiting Tests Sample test questions Preparing for the PRMC How you will be assessed during the PRMC Sample interview questions and responses. A commando fitness guide.