Anyone can check up on nay organization in soliciting funds for charity in Florida by going to:
https://csapp.800helpfla.com/cspubli...versquery.aspx
In this case, the National Breast Cancer Research Center is actually the Walker Cancer Research Center in Aberdeen Maryland. The state web site says 47% of every dollar you donate goes to the stated purpose of the organization, 51% goes to fundraising efforts, and 2% goes to administrative costs. They are licensed to solicit in Florida under Registration Number CH47, which expires 12/02/2012.