How does multi-tasking work?
Where is the screen orientation lock??
How do I put apps into folders???
Answers to these any many more questions can be found in the latest edition of the iPad User Guide. It is available in three forms:
1) As a free PDF from the Apple website: Apple - Support - Manuals
2) As a free iBook. (iBook app required)
3) Via the link in Safari on your iPad.
Hurry, while supplies last!