If you want to be totally independent in your music career you might want to read this Wikihow entry on how to start a netlabel.
Frequency modulation synthesis (or FM synthesis) is a form of sound synthesis where the frequency of a waveform, called the carrier, is changed by modulating its frequency with a modulator. Most famously, the Yamaha DX7 synth features this type of synthesis. Learn how to sound design with this method and check out free alternative synth plugins.
This great podcast is around since 2014. If you haven´t heard of it before and you´re a producer, it should be at least interesting if not possibly helping your own productions to grow. In this podcast musicians take apart their songs, and piece by piece, tell the story of how they were made. Features artists from different generes.