Why my site is not visible?

Did you submit your site to google?Or you can creat a sitemap and submit it to google webmastertool,link exchange with others.

You do mean you adwords campaign? You can check you account on adwords if you do have activated your keywords as to be visible on the search result.

You can send a mail to google help center.

Is your site a new one? Because if that is the case, it will take some time before it gets indexed.

use google webmaster tools and submit your google sitemap

I think you might say your sites didn't appear in the PPC, right?
You might have set some settings in the wrong way, IMO.

you just got slapped my friend

[FONT=Trebuchet MS]You can do either of the following to help you get index:

1. Build Links - back links helps your site get index.
2. Search Engine Submissions
3. Create a sitemap - it helps your sub-pages get index.[/FONT]

You should hvae a google webmaster tools, submit a site map, and you will be able to see how many pages you have indexed and what search results your showing up in.