install
1-) Go to your admin cp, then:
Plugin System -> Manage Products -> [Add/Import Product] -> Select 'product-vBH-thread_rules.xml from your computer then press 'Import'
2-)open the newthread templates
find:
Code:
$postpreview
add below
Code:
$threadrules
Thread Rules Setting
Go to your admincp->vbulletin options->thread Rules..