Poll: Are You Reactive Or Proactive With Google's Disavow Link Tool

Poll: Are You Reactive Or Proactive With Google's Disavow Link Tool
A WebmasterWorld thread asks if one should be proactive when using Google's disavow link tool or not.
The webmaster said with the next generation Penguin update expected to roll out sometime this year, should webmasters and SEOs be more proactive about doing away with their bad links or not.
He wrote:
We have a ton of natural bad links pointing to one of our sites. Since these are natural, many have no contact forms, or email addresses listed for us to be able to....