English tutorials:
https://www.youtube.com/playlist?list=PLVtDE4flM5YgmlYikQUo2j3FHq_d59PDP
Spanish tutorials:
https://www.youtube.com/playlist?list=PLVtDE4flM5Yj0AbXy-3RhhokfPJSSMKVt
YouTube Channels:
Multitracks: