The emperor of mankind decree's
Thank you little kuriboh and all my other favourite abridged series and web comics for help in the making of this, my sarcasm has never been better.
Space marines
Thou shalt not run round screaming "the British are coming" even if it be true.
Thou shalt not ask the holy sisters of battle if they want to see you're power sword
Thou shalt not unplug the emperors holy throne to use hair straightners
Thou shalt not refer to the sisters of battle as the old ball and chain
Using your strike ships bombardment cannon to kill your ex-wife
Converting the chapter masters bolt pistol to a bb gun is prohibited
Thou shalt not hide behind roboute gulliman and talk to the ultra marines.
There is no golden urinal
Repeatedly asking the navigator where we are going is not clever nor when you are guarding the helm thou shalt not repeatedly ask if you are there yet.
Thou shalt not use tzeentch made me do it as an excuse.
In space thou shalt not roll down a window for air
Thou shalt not recolor the chapter masters armour in a neon colour scheme
While round the terminators thou shalt not repeatedly say "I'll be back"
Referring to the imperial guard as a bunch of limey pansies is not nice you'll just hurt their feeling
Thou shalt not hire out space on your armour for advertising.
Similarly your rhino shalt not be used for racing sports
No you can't pimp the venerable dreadnaught
Putting a khorne berserker in a can is not canned khorne it is likely to get you killed
Coveting the chapter masters Wi-Fi is forbidden
Thou shalt not cough uncontrollably during the battle planning