EX-4
from SC 13D
11 pages
Wellington Financial LP 161 Bay Street, Suite 2520 Toronto, on M5j 2s1 Export Development Canada 151 O’connor Street Ottawa, Ontario K1a 1k3 February 15, 2007 Nightingale Informatix Corporation 3760 14th Avenue Suite 200 Ground Floor Markham, Ontario L3r 3p7 Attention: Nick Vaney, CFO: Re: Secured Term Loans — Commitment Letter
12/34/56