You can easily find this on google or any tumblr site, but feel free to ask again if you need help. Last but not least, you need the Resource.cfg file in your Mods folder to make every mod work in your sims3 game.
Both of these folders could be found in 'My Documents'. simpacks should go into the 'Download' folder, and package files should go inside the 'Mods' folder. However, the dashboard mod only identifies package files so be aware of that. This is a Suggested Creation: SimsFinds works recommeding links of public Sims creations. The custom contents come in simpacks or package files. The Sims 3 Realistic Eyes Set and Polyester Bride Skinblend. Genetics Skins All Skins Default Skin Non Default Skin Skin Overlay Skin Tones Eyes All Eyes Default Eyes Non Default Eyes Facepaint Eyes. Some custom contents might crash the game or lag it to oblivion, therefore this mod is very useful. You can download it in 'modthesims' site, and the beauty of this mod is that it tells you which custom content has gone corrupt, which mods clash with each other, etc. Also, if you download custom content, I'd strongly recommend you one of the sims3 mods that is called 'dashboard'.