Etiquette in swing dancing and in dancing across the board is a topic which has been well written about several times. So instead of re-inventing the wheel, we have provided a list of useful links to address specific questions. However the golden rule concerning etiquette is respect your dance partner and those around you.
Elements of Dance Etiquette by Aria Nosratinia: While more ballroom oriented still touches all the important points of etiquette in dancing.
New Castle Swing Dance Society Dance Etiquette: An excellent guide covering the important details of etiquette in the swing dance community.