In-context research is a very popular form of research and can give a deeper, immersive understanding of a problem.
Select the option in Additional Info
If you have selected In Person, as your booking type, you will be given an option as part of the additional info page of your booking setup.
Here, you can say where exactly you'd like to go and how far you are willing to travel. This will inform participants so that you know they are comfortable with it when they apply.