Compression is a must-have tool in the world of audio production. It helps control the dynamic range of audio signals, making them sound more consistent and polished. Compression is used in recording to balance individual tracks, in mixing to control overall levels, and in mastering to give the audio a polished and commercial sound. There are various types of compressors to choose from, and understanding the different controls and parameters is crucial for achieving the desired sound. Whether you're a beginner or a seasoned pro, understanding compression is the key to producing high-quality audio.