Why Friday because the date is Dec 21st , the 1st day of winter and the longest night of the year.
Check out http://www.nationalhomeless.org/getinvolved/projects/memorial/index.html
to find what is happening in your area to recognize the lives lost of those living on the street.
Ask your local county for a list of those names. If they can't provide, ask why.
Take time to say a prayer this Christmas season for all those who are living on the streets. There are more people than you think, living in cars,parks, etc. THEY ARE IN EVERY COMMUNITY ACROSS THE UNITED STATES. Don't be fooled into thinking your community is exempt. Just because you can't see them, doesn't mean they aren't there. And ask yourself. WWJD .