Copy the extracted "Data" folder and paste it into your Skyrim directory, typically found at C:\Program Files (x86)\Steam\steamapps\common\Skyrim .

Depending on your version of the game, use one of the following links from Nexus Mods :

Acquire your title by speaking with the Baron in the castle. You can purchase the title directly for 50,000 septims , or earn it by becoming a knight or owning a mine.