Five

Make sure you aim for feels.

Ignore hate unless it's a sensible argument.

YOUR HAIR DOES NOT CONSTANTLY NEED TO BE IN A MESSY BUN.

There's a serious lack of people with spectacles in fanfictions. DO SOMETHING ABOUT THIS.

Please don't try to prove your character's kickassery by making her run around in high heels. I have experienced this and I assure you that it is not as comfortable as you make it seem.