3177 Small Car was released in December2009 / January2010 as part of the City transportation sub-theme. The small car very much resembles a Smart Fortwo and it is very similar to a white car in 7939 Cargo Train. It has a trunk that can fit a briefcase; hence why you get a briefcase in the set.
This is a description taken from LEGO.com. Do not modify it.
For the driver who’s always on the go!
It’s time for a fun day of driving around LEGO CITY! Thanks to this compact car’s modern size and styling, you’ll be able to avoid traffic jams and squeeze into tiny parking spaces wherever you go. Includes driver minifigure.