If you and your friend hasn't discussed about going over to her/his house then you should call them first.
Most people call it sightseeing.
you should call him in two days
Some dealers will stock some spcialty vehicles like an extended length cargo van. You should call the dealer and see if they have them in stock before visiting.
people
Psychic.
Altruists ,
slaves?
A Mobile Library or a Visiting Library.
Soldiers
Most people give their guinea pigs names, and call them by that.
A foot in the mouth guy.
A 'volley'.