Greg Daniels wanted to get Mackenzie Crook, Martin Freeman, and Lucy Davis from the original British Office series to appear in the episode as their respective characters (Gareth Keenan, Tim Canterbury, and Dawn Tinsley), but was unsuccessful due to scheduling conflicts.
First instance of Dwight using his nickname for Angela: Monkey.
Hundreds of companies were invited to create a booth at the fake convention. The companies provided their own materials and staff, with the understanding that the show would try but could not guarantee that they would appear on screen. The response was overwhelming. In the end, 140 of the 176 extras at the convention were company staff. Companies represented include Hammermill and Swingline.
Amtrak permitted the show to film on a train for free, on the condition that they not disrupt the train schedule. A small crew boarded the last car (which had been reserved for them) at the Simi Valley station at 10:30am, began shooting at 11:03am, and got off at the Burbank Airport station at 11:27am.
Only episode of the third season to not feature Rashida Jones (Karen).