Should I use an open source client framework or create my own?

I am working at a medium sized internet company, and I was handed the task of implementing the framework for our sites rebranding.

Should I use an open source client framework or create my own?

I am working at a medium sized internet company, and I was handed the task of implementing the framework for our sites rebranding.

How do I customize Bootstrap? [closed]

Closed 9 years ago.