What I should...
 

What I should make to download some hacks?

Rand0m,

You are currently showing up as unlicensed. To be able to download hacks and/or receive support here at vBulletin.org, we ask you to please click here (vB-germany users click here) and enter your email address, to show us that you are licensed.

You will need to use your customer number and password (which will be in the email you got when you paid for your license) to access that page. Please note that your email is case sensitive. The update of your account may take up to one hour.

Thank you.

And what to me to do if I do not have license?

Excuse for bad English, I from Russia +)

Buy one like everyone else.

You can buy one at vbulletin's official site here:

http://www.vbulletin.com/order/

And any pre-sale questions that you may have on the software can be asked here:

http://www.vbulletin.com/forum/forumdisplay.php?f=47

To buy necessarily?

Yes, very.

... i think our friend already have a "non-paid" version of vbulletin and want to add some hacks to it...

he registered here on november 1th, and never posted or even asked for a license... strange (even from a russian) !

Could be just researching....