1 Audience Matters - When writing a newsletter, it is important to keep your audience in mind. This will impact the information that you choose to include. Make sure that your audience has some potential interest in the content of the newsletter.  Length - The newsletter should be concise.
Chatham House is the origin of the anonymity rule known as the Chatham House Rule, which provides that guests attending a seminar may discuss the results of the seminar in the outside world, but may not discuss who attended or identify what a specific individual said.
Gag Rule. A rule, regulation, or law that prohibits debate or discussion of a particular issue. Between 1836 and 1844, the U.S. House of Representatives adopted a series of resolutions and rules that banned petitions calling for the Abolition of Slavery.hen the first gag rule was instituted in 1836, House protocol required that the first thirty days of each session of Congress be devoted to the reading of petitions from constituents. After those thirty days, petitions were read in the House every other Monday.