Don't know if this has already been posted, but I found this article to be very useful...
http://www.cio.com/article/594103/10_Great_Ways_to_Get_More_From_Your_IPad?source=CIONLE_nlt_insider_2010-05-20
http://www.cio.com/article/594103/10_Great_Ways_to_Get_More_From_Your_IPad?source=CIONLE_nlt_insider_2010-05-20