Can you Overburn a CD-RW?

Can you over burn a CD-RW like a CD-R ?

You can, but my experience is, that you can’t overburn them very far.

How much over-burning was successful in your case?

Only a few MBs on a Verbatim DLP 10x. I think it was about 710 MB…(while some CD-Rs make 725 MB)