Step 1: You need to get your javascript code from linkbucks that you are going to put in your vBulletin forum.

Step 2: On vBulletin login to your administrator control panel and go to Styles & Templates > Style Manager

Step 3: In the style that is your default for your forum go to the drop down menu and select Edit Templates.

Step 4: Now in the template editor scroll down till you find Header and double click on it.

Step 5: In the template put the javascript code at the very top of the template.

Then just hit save and you have now linkbucked your forum.
PS: This method also functions with other forum software like SMF
What are you waiting for? Join linkbucks and start making money now