"A Mystery in the Mailbox" is a true story about a simple idea intended to help one terminally ill individual, and how that idea blossomed and grew into a project helping those with terminal and long-term illnesses across the country for more than 20 years. M.E. Betsy McMillan comes out of the anonymity closet to share her tale, in the hope that you too will be inspired to provide "A Mystery in the Mailbox" of someone who is in dire need of the type of help money can't buy.