[[File:T4_1.png]]

*Set the title of the project

===Add Elements on Main Screen===

*Place a applications icon into ''res->image''

*Open ''BlackBerry_App_Descriptor''

*Select the icon, click the ''Add'' button

===Define the Application===

*Create the classes MyApp, MyScreen, and NextScreen

*MyApp create instances of both MyScreen and NextScreen, allowing the user to navigate between screens. This is by immediately pushing Myscreen and then adding a changeListener to the button on MyScreen to navigate to NextScreen

*The NextScreen Class will create setup the tic tac toe board and request user input for their moves. It does not allow invalid input, and once a piece has been placed, the user cannot place another piece on that square.