<table><tr><th>From: </th><th></th></tr><tr><td>Sent:</td><td>Thursday, December 7, 2017 10:10 PM</td></tr><tr><td>To:</td><td>Jeffrey E.</td></tr><tr><td>Subject:</td><td>Breathing</td></tr></table>

Sir:)
When I’m breat=ing on your system , may I exhale for 7 by mouth not by nose? ))

Sorry for such silly and sp=ntaneous question:)