Quickly Create a New Desktop for an App from Mission Control in OS X
Using Mission Control, you can quickly create a new Desktop Space just by grabbing an app, dragging the window into the corner, and letting it go on the “+” plus icon.
After dragging windows around, you’ll continue to stay in Mission Control, which lets you quickly rearrange and organize your desktops
You can also grab apps and drag them into existing Desktops to move them around quickly. If you’re still getting the swing of Mission Control, don’t miss our other tips on using the window and app manager new to Mac OS X 10.7.