When someone mentions going out to get lunch to someone else in your general vicinity ask them to grab you lunch. An important part of Lindenbaching is not having the money to pay for the food you've asked for and it is equally important that you not offer to get others lunch when you go out on other occasions.
Dude, I just asked John if he wants a sandwich and quickly got Lindenbached. Now I have a list of 20 sandwiches to have made at Subway.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.