+++++++P++    ++++   +++++++   +++++E+++++      P F++++++ M    ++++++G        +S++   +GF++   G+FF +G+F+      ++++GH++F P+P++         F+FF+M M+++GF +F++BGF       G+ +FF++G+ +FF G+ +FF      FBF+FF++ +GF+TF +F+F++     M+

D - Depot. (place to repair ship, refuel ship, and buy extra fuel)
E - Exchange (place to buy goods)
B - Bank
F - Bar (food, beer, buy/sell)
S - System Parts
G - Guns Shields and Rapidheals
H - Hotel
M - Public Teleport (within city)
T - Tube Station (city to city)
P - Secure Parking lot
+ - Building (does nothing)