Ok...this is the readme file,, this tells you where to inbed the file once it is downloaded
,, in this case it is a zip file, you will want to "unzip" this file using Winzip (www.winzip.com)
or a similar device capable of unzipping, unzip this particular file into..  C:/../Maxis/The Sims/game data/objects 

Thank you for choosing to download a Sims object from Mitchell