While on the phone with his realtor Carol Stills, Michael says starts a sentence with "Incidentally–", one of the only times if not the only time he has used this phrase in conversation. Jan calls Michael back during his call with Carol, and starts a sentence with the same phrase.
While on the phone with Pam just after the work day ends, Jim asks her how many words per minute the average person types. Pam replies that she types 90 WPM, and guesses the average person types 70 WPM. Jim replies that he types 65 WPM, which Pam calls "respectable". The average person types between 38 and 40 WPM, what translates into between 190 and 200 characters per minute (CPM).