Over the past few days, Google has released four video tutorial on the Nexus 7. These videos may seem elementary to users who have previously familiar with Android. Although I think it will be useful to all users who see the video tutorials from Google. 
Today we have those 4 video tutorial is available from Google, where the themes touched upon: Google Play, Google +, Google Now and the Android Jelly Bean, which describes tips and features.
Google Play
[youtube]http://www.youtube.com/watch?v=mhpCjnB73yU[/youtube]
Google +
[youtube]http://www.youtube.com/watch?v=p-R4Teto4Ns[/youtube]
Google Now
[youtube]http://www.youtube.com/watch?v=ovQ2BuTJUjc[/youtube]
Android Jelly Bean
[youtube]http://www.youtube.com/watch?v=CtJLWVyWbYo[/youtube]