I am trying to design my app for landscape orientation. Here is my app in regular orientation:
See how my buttons just disappeared and are off the scene? How can I access them to move them?
You can click on them then go to the size inspector in the right-panel of the interface builder. There you can change the X and Y values manually (or you can just change them to X:0 and Y:0 so they pop to the upper-left corner of the screen so you can move them with your mouse).