This book is designed to serve as a guide for musicians and non-musicians who would like to have fun making music with their software or hardware based drum machine sequencers. The book has many of the most commonly used groove patterns in the music industry. It uses custom groove charts that's very simple to understand. This book will have you making music in a matter of minutes, rather you're a beginner or advanced user. This book will make using Redrum (Drum Sequencer) in Propellerhead's Reason a breeze and the impulse instrument in Ableton's Live and iDrum from Apple and etc., so simple that a child can use it and make wonderful music.