
12 August 2003
BREATHING DISORDERS SERVICES, INC.
8241 South Walker, Suite 104
Oklahoma City, Oklahoma 73139 USA
Thank you very much for your participation as the keynote speaker in the
client conference call hosted by Citigroup Smith Barney on Tuesday 12
August 2003. We, and our clients, find it of enormous benefit to learn
about your businesses and your views on the US market for sleep disordered
breathing products. Your insights and depth of knowledge into the US
sleep market is always impressive.
If there is anything we can do for you, please do not hesitate in
contacting us. Once again, thank you for your time and we look forward to
keeping in touch.
Kind regards

Nicholas Condoleon
Analyst - Healthcare Research
Citigroup Smith Barney (Citigroup Global Markets Australia Pty Limited)

1 December 2002
BREATHING DISORDERS SERVICES, INC.
8241 South Walker, Suite 104
Oklahoma City, Oklahoma 73139 USA
Thank you for your time conversing with Smith Barney over the last nine
months. You have been a valuable resource and have greatly enhanced our
industry knowledge particularly of the U.S. sleep disordered breathing
market.
We would like to formally invite you to join our panel of industry experts
who we contact and consult with on a regular basis. On a periodical basis
we invite key clients of ours to join briefing sessions on selected topics
and industry's in healthcare related fields. Your contribution and input
to these meetings would be highly valued and much appreciated. We hope
you contribute to the Smith Barney healthcare research efforts.
Kind regards

Nicholas Condoleon
Analyst - Healthcare Research
Citigroup Smith Barney (Citigroup Global Markets Australia Pty Limited)

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