If you're writing Doctor Who fan fiction and using a variety of companions, don't mix up your chronology.
When writing 5SOS fan fiction (I don't know too much about them, sorry) keep in mind all the rules for writing One Direction fan fiction. Hell, for writing any fanfic about a band, 1D rules apply.
While writing Game of Thrones fanfiction (as rare as it might be) keep in mind that the story is extraordinary and complex and the intricacies will drive you insane.
Not every beautiful girl has waist-long hair.
People cannot be muscular but unathletic at the same time.
YOU ARE READING
Tips For Writing Fanfiction
RandomExactly what the title says. (If you have questions, you can PM me. I'll try to help. Or, you know, take any insults you want to throw at me.)
