I need to free space on Windows XP SP3.
Q1) What system folders can be safely delete in case I don't need to have restore points etc?
Q2) Can I delete content from
Q2: Yes, assuming that you have not recently installed any Windows Updates (or made sure to reboot afterwards), then it is safe to delete
Disclaimer: I'm using Windows 7.
Personally, I wouldn't be touching any system folders. Some tips to free space:
Quite frankly, if you're that tight for disk space it's time to invest in a new drive.