How to get 4 FREE PSP Games for your PSP Go and PSP Firstly, if you are in a non PAL/European country, you may need a hacked PSP or a lot of time on your hands.
For those in the US use these to answer the questions
Country: Australia
City: Sydney
Postcode: 2000
State: NSW (New South Wales)
Step 1. Make a PAL compatible PSN account. (US people use above info)
Step 2. Download and Install Media Go. (current version is 1.2)
Step 3. Download the GT Theme off Media Go. (Usually in the front page)
Step 4. Wait for an e-mail to arrive and download GT (you may have noticed there isn't actually a theme, you just download a license to the PSP Go)
Step 5. Use the code to download GT
(optional/recommended)
If you own a hacked PSP then simply download the license manager, copy the GT license to the Hacked PSP then use the licence manager to chage the region appropriately.
(optional)
If you own a UMD PSP then you apply for an extra 3 Games from one of these 17,
Step 1. Log onto the same account as the GT account (with a UMD in the drive)
Step 2. Goto PSP Go Rewards on the PSN store
Step 3. download the theme
Step 4. Wait for an e-mail for the games!
It may take about 5 days to transfer, offer ends midnight saturday (not sure on which time zone, probaly best done on friday)