I also recommend downloading the optional modules for this mod especially Career, Extra, Money, Others, Population, Relationship, and Skill. Story Progression – Replaces EA’s Story Progression with a MUCH better system.These mods are essential, and I could not play without them. I typically play each game in cycles, so this list will be updated when I’m in a Sims 3 cycle. I update this page as I add mods to my game or remove the ones I no longer use. Just like my Sims 2 mods list and S ims 4 mods list, this list is a constant work in progress. These are all the mods I use in my game, organized by category. Here is my recommended mods list for The Sims 3. Little Mortimer scours the web for all the best Sims 3 Mods.