Suggested program: CCleaner
1. Log in @ Ogplanet.com
2. Click Free Astro
3. Find these offers to do.
This is a collection of astro exploits guarenteed to net you 200 astros, with the possibility of getting up you to 400 (200+ works 100% of the time, but the other ones are about 50/50 chance so don't hold me accountable for them)