A few of these posts are older, but you'll hopefully still find them helpful. And yes, a few of these links are about using images in your blog posts, but it's kinda important. I've gone through most of mine. Have you?
This post pretty much describes my day job: What does a proof-reader do? - Help! I need a Publisher!
How to Find Free Pictures for Your Blog - Daily Blog Tips
Incredible Blog Post Images DON’T Have to Cost a Penny - Amberr Meadows
Bloggers Beware: You CAN Get Sued For Using Pics on Your Blog - My Story - Roni Loren
Where to Get Photos For Your Blog - Meghan Ward
Five Tips to Make Your Synopsis Stronger - The Writers Alley
4 Ways to Improve Plot/Climax in Your Writing - Writer's Digest
The 13 Most Common Errors on a Novel's First Page - BookEval
The BETA Community - YA Stands Seriously, if you need a beta reader in the future, this is where you NEED to go. I'm definitely considering this for TWCS.
Do’s and Don’ts for Introducing Your Protagonist with Anne R. Allen - Romance University
10 Questions to Ask When Offered Representation - KidLit.com
Want Private Inspiration Boards? Alternatives to Pinterest - Roni Loren
I Don't Have to Press Enter or TAB, What? HOW TO FORMAT YOUR MS - YA Stands