11.  Write plans in the paper, then, put these paper posted on kitchen and dining-room.

12.  Last, consider clear before you post your messages or pictures on the Internet.

13.  Anyone can get your information on the Internet, so if you don't want to be bothered , post as little information as possible.

14.  Posting violent and salacious pictures and videos on service forums, clogging others' e-mail in-box with a huge amount of junk messages and propagandizing anti-social statements intrude people's private space make the Internet get stuck and arouse emotions, baleful and deleterious, among the society.

15.  Over the past few years, we are in the electronic age, happily posting messages on school or company network bulletin boards.

16.  Imagine when you're listening to music, drinking coffee and have a good time relaxing yourself, when you glance at a photo of yourself at age two, in the bathtub, posted on the Internet.

17.  First, before you post a message or picture on a community electronic bulletin board, think about who will see it, who can copy it, and where it might end up.

18.  And also teacher still can post some message on internet for student.

19.  Now here we are, at the electronic age, happily searching for all the informations we want, posting messages that we have, sharing our feelings with friends at the first time.

20.  If you have posted anything on public interfaces such as Facebook and Twitter, or if you often dealing with PayPal or BitTorrent, keep an eye on possible leakage of any personal or confidential information from your computer.