1 Prague (map and vehicles may be?)
2 More locations (UK, France, USA, etc).
3 More cities
4 more ideas for example lifts in metro stations to enhance accessiblty
5 New buildings New monorail type New expansions, such as Tokyo
6 Taxis, Fleet Numbers on Roof of Buses/Trams/Trains
7 Taxi, Bullet Trains ie TGV, large bus station
8 More vehicles.
9 Helicopters that are more fleshed out. As they are now, a single station tends to get clogged and unusable. Maybe double stations or something.
10 Bus stops in separate lane (on pavement).
11 more metro stations
12 German Cities, but impulse doesn't sell it
13 Well I wouldn't know if DLC I bought have no steps how to install it.
14 Traffic light; Schedule management for line vehicles.
15 Greater line options (quad-lines)
16 Belgian stuff
17 trolleybus
18 we already have a lot of vehicles, but i think we can have more buses between 1965 and 1985
19 Trains.
20 Railways
21 London.
22 possibilities, to take influence on city development (e.g. traffic-reducing measures)
23 Heavy Rail
24 Buildings and Transportation options for more varied map creation.
25 Diagonal metro and monorail stations
26 Building blocks metro stations... (unless it will be done as an addon)
27 Something oriented towards the previously unexplored regions, such as Eastern Europe or North America. Gameplay could be very different in these locales.
28 Bus Lanes, New Transport Networks (Maglev, Train, Cable Car)
29 An American DLC. I would live to play cities like NYC, Atlanta, and the such. I would also like to see cities starting much smaller in 1920 and growing substantially over time.
30 More trams and buses. More tram and bus stops. New maps from Europe and Norh America
31 Trolleybuses, bus lanes
32 What's sumbmarines?
33 Bigger variety of cities
34 Simply just more cities and campains
35 Trolleybuses
36 New regions & buildings
37 Bus stops not in the middle of the road that allows other cars to pass by the stopped bus!
38 combined stations
39 Airships, Level crossings for ground-level metros, Replacement for Mandrake Steamer, better aesthetic design, earlier starting dates (i.e. 1880-1900).
40 ununderstandable question
41 trolleybuses
42 I would like to see the city live - in real life people move to the places with better public transport (close to the subway, ...). And in long-term view they (or "the city") should build new homes near these lines.
43 opposition companies, ability to use country/intercity trains and submarines.
44 premetro
45 anything
46 Different buildings
47 Maps with more missions
48 More vehicles, more campaigns, more countries. Maybe even transport of goods too, to make it more like Transport Tycoon :-)
49 Goods transport
50 More options and customisation when it comes to setting up your transport network, eg. custom stations, or bus/metro shared stations etc etc