Yes I can help you with that. Here some useful links.
Look for the pinned threads - http://www.gamesas.com/index.php?/topic/449239-oblivion-mods-faq/, http://www.gamesas.com/index.php?/topic/775917-compatibility-and-you/
Read this thread - http://www.gamesas.com/index.php?/topic/1093212-tesivpositive-installation-guides/ (http://tesivpositive.animolious.com/ / http://sites.google.com/site/oblivionpoinfo/index site)
Always read the forum [relz] threads of interesting mods especially the overhaul threads. :read: