Self-publishing tips:
https://www.smashwords.com/about/how_to_publish_on_smashwords
https://www.canva.com/templates/book-covers/ for book covers and other advertising art
Website tips:
Software:
https://www.literatureandlatte.com/scrivener/overview
Find great writing tips on these sites:
Nathan Bransford’s Blog Directory
Daily Post Blogging Tips & More
A (sometimes free) book from Amazon
My Book Therapy (learn how to write a novel)
Createspace Community Resources (check out the blog)
Indigo (sign up for their newsletter)
Writing and Marketing (Karen Cioffi)
Janice Hardy’s Fiction University
Book Life (sign up for their newsletter)
Writers Digest Guide to Literary Agents (great blog)
For poets:
http://www.writersdigest.com/whats-new/list-of-50-poetic-forms-for-poets
For Children’s writers
http://www.ripplegrovepress.com/contact/
http://www.highlightsfoundation.org/212/harold-underdown/