Read the rules for each contest
Mark NSFW stories as such
Don't post links to anything that's not yours without the owner's permission
Follow the site rules
Have fun!

QnA...

Q: "Can I post stories into the contest folders?"
A: Nope. Try "Submissions" and I'll get your stories in the contest folders you want them in.

Q: "What if I have a story that's not for the contest but I really wanna share it?"
A: Click the "Non-Entries" folder.

Q: "How will my story be graded?"
A: Check the "Scoring Systems" Thread in the Forum.