# Lobby - User Interface

After the VLFT Gamification Application started the Lobby GUI will appear.

![Lobby GUI](https://4044724383-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LEyKyxZqxfQ560k-THK%2F-M9K6uOEoXZOd1yOgXZd%2F-M9KNOnMNhlqulRDknNq%2Flobby.png?alt=media\&token=25b187bb-75ce-45f1-a484-0e1abd1122d9)

On the right side of the screen the chat window can be used to send a massage to the other on-line participants in the Lobby.

The next steps are describe how to join a VLFT Gamification Session by using the left menu of the Lobby screen:\
1: Enter a UNIQUE user name\
2: Choose a user type\
3: Refresh available rooms\
4: Click on the desired room\
5: Click on the Connect button

Based on the chosen type of the user the following specific User Interfaces can be showed up:\
1: [Student User Interface](https://apertus.gitbook.io/vr/tutorial-virtual-learning-factory-toolkit/student-ui)\
2: [Teacher User Interface](https://apertus.gitbook.io/vr/tutorial-virtual-learning-factory-toolkit/teacher-ui)\
3: [Local User Interface](https://apertus.gitbook.io/vr/tutorial-virtual-learning-factory-toolkit/local-ui)