I’m also paying special attention to enhancing the eye-candy in the outdoors environment in strict keeping with Bethesda’s original vision. There’s very little wrestling with compatibility issues here, or with fiendishly complex installs that require cleaning/combining mods - but my tutorial still manages to get you to a point where most of the main/core issues in a plain vanilla retail Oblivion have been dealt with.
In-game widescreen screenshot, the excellent Morrowind-inspired Lost Spires mod quest. Updated November 2014 - all links repaired.
A quick and basic Elder Scrolls: Oblivion “install and optimise”: