1. Run vegaspro100a_32bit.exe to install Sony Vegas Pro 10.0a Build 387

2. Follow the onscreen instructions by the installer.

3. Once installed, click Finish to exit the setup.

DON'T START VEGAS YET - MAKE SURE IT'S NOT RUNNING.

4. Run the patch (in Windows 7 or Vista, run the patch as admin.)

5. Select the media icon and browse for the Vegas 10.0a program directory then click ok.

6. Click the add icon then click "Crack Me".

7. Let the patch run and when finished, close the crack.

8. Run the keygen (in Windows 7 or Vista, run the patch as admin.)

9. Select "Vegas Pro 9.0 (32 and 64 bit) Series" and click generate 3 times.

10. Start Sony Vegas 10.

11. Change the first three characters of the serial generated by the keygen from 1HF to 1R8.

12. Enter this serial in the window that pops up when you open Sony Vegas 10.

13. Click next, select "Register From Another Computer", click next.

14. Fill in the information requested (it can be bogus if you desire). Click next. 

15. Copy the authentication code from the keygen into Sony Vegas 10.

16. Click Finish and the program will now work.