If you have patched up to 3.1.0 and want to depatch 3.0.9 here is a guide.
1. Open op your wow directory folder usually located in your C:\ Drive
2. Once opened double click on Data
2. Once opened look for the file named Patch.MPQ
3. Delete that file
4. Go back to the directory
5. Look for Repair.exe
6. Run repair.exe and click on "check files only"
7. Let it go through
8. Once done open WoW then let it patch back up to 3.0.9
The repair will bring you down to 3.0.1 but depending on your internet speed downloading patch's should only take a few minutes.






