It’s a scam.
They are playing on good Christians like you by using the name “Baptist” and doing some marginal charitable work.
I wonder why they didn't use MORMON??
https://www.google.com/search?q=mormon+volunteers+yellow+shirts&rls=com.microsoft:en-US:IE-Address&rlz=1I7ADRA_enUS475&source=lnms&tbm=isch&sa=X&ei=W4vhU5eONcypyATvvoKIBg&ved=0CAkQ_AUoAg&biw=1366&bih=600