1. Thou shalt treat cosplay as the art form that it is
2. Thou shalt be in character when in costume
3. Thou shalt attempt to create as much of their costume as possible
4. Thou shalt put effort into their creations
5. Thou shalt pass on the cosplay love to future generations
6. Thou shalt not be an elitist
7. Thou shalt respect different types of cosplayers
8. Thou shalt not confuse particular fashion types with cosplay
9. Thou shalt not confuse 'dressing up' with 'cosplay'
10. Thou shalt protect the name and reputation of cosplay
...but I think people should at least try