1st. Every Action done in Company, ought to be with Some Sign of Respect, to those that are Present.
2nd. When in Company, put not your Hands to any Part of the Body, not usualy Discovered.
3rd. Shew Nothing to your Freind that may affright him.
4th. In the Presence of Others Sing not to yourself with a humming Noise, nor Drum with your Fingers or Feet.
5th. If You Cough, Sneeze, Sigh, or Yawn, do it not Loud but Privately; and Speak not in your Yawning, but put Your handkercheif or Hand before your face and turn aside.
6th. Sleep not when others Speak, Sit not when others stand, Speak not when you Should hold your Peace, walk not on when others Stop.
7th. Put not off your Cloths in the presence of Others, nor go out your Chamber half Drest.
8th. At Play and at Fire its Good manners to Give Place to the last Commer, and affect not to Speak Louder than Ordinary.
9th. Spit not in the Fire, nor Stoop low before it neither Put your Hands into the Flames to warm them, nor Set your Feet upon the Fire especially if there be meat before it.
10th. When you Sit down, Keep your Feet firm and Even, without putting one on the other or Crossing them.
11th. Shift not yourself in the Sight of others nor Gnaw your nails.
See full list at http://www.swiftys.org.uk/gwrules.html