To set up a new Project:
Open Maya Select New > ile > Set Project > Select the folder where you would like your projects stores > Press Set > On the popup select create default workspace.
Your Maya files will now be stored in his location.
By Defualt Maya's grid is set up as Centermeters. Its best practice to change this to meters so when models are exported to your game engine they have a more realistic size.
Go to Windows > Settings/preferences > Preferences > Select Settings > In the working units section change the linear measurements from center meters to Meters.
You can save these preferences under File > Save Preferences
To show the poly/vert/edge count:
Go to Display > Heads Up Display >