Where Did You Use Black Hat Techniques?

[hitech]

But how the black hat technique an be cause to ban the website? Any article?

[newbie2011]

Google & other se will ban your domain due to using illegal techniques.

[seanslotter]

But how the black hat technique an be cause to ban the website? Any article?

Because it is unethical or unfair methods of ranking to get an instant ranking in Search Engine. Here are the following methods of Black Hat Technique:

Duplicate Content - Stealing or Copying a content without giving a credit to author from other website
Link Farm
Doorway Pages
Keyword Stuffing
Mirror Site
Bookmarking a Profile Signature
Spamming
Cloaking