PH+  +++    MH++++  +++P++  ++THS+ +  B+++ FH+ + ++++++M   +++++P++ S ++++++   ++P+MFH++                   E    ++++++  ++++++       +++  +++                D

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)