English tutorials:

https://www.youtube.com/playlist?list=PLVtDE4flM5YgmlYikQUo2j3FHq_d59PDP

Spanish tutorials:

https://www.youtube.com/playlist?list=PLVtDE4flM5Yj0AbXy-3RhhokfPJSSMKVt

YouTube Channels:

Multitracks: