Humans of Online Business is a great facebook group via Regina of byregina.com, and it's as authentic and helpful as Regina herself. I lurk a lot and sometimes participate myself, so come and join us. :)
The War of Artis a book that creatives keep recommending to me because it helps you overcome your creative resistance, which we all have plenty of.
This is one of my million and one Trello boards, where I organize my projects, add picture backgrounds, use labels and deadlines, and add members. My fave tool for work.