The 12 commandments of cubicle etiquette 1. thou shall not enter another person cubicle unless you are invited 2. Thou shall not interrupt someone who is on the telephone by using sign language or any other means of communication 3. thou shall think twice before interrupting someone who appears deep in thought 4. Thou shall be aware of how your voice projects 5. Thou shall realize that speaker phones and cubicles don't mix 6,. Thou shall not discuss a confidential matter in a cubicle setting