the black hat SEO techniques

The Black Hat SEO techniques that are commonly used:

1. Keyword stuffing: how to place a series of keywords on your website

2. Invisible text: How to list a series of keywords to white color font same background of the website

3. Doorway Pages: is the way which people create a page that users can not see, doorway pages created just for the spider can read.

4. Tiny text / Alt text is way which people used to write the text have small size to repeated keywords throughout your website or in the alt tags tag.

5. Duplicate & Mirror sites: often create pages similar in form and content.

6. Submitting repeatedly: regularly submit website to the directories in a short time to be index in the list.