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<DIV><FONT face=Arial size=2>What is a keystone?</FONT></DIV>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV>Keystone which is 100%, so your $800 is billed at $1,600, then =
add your
fee/labor.</DIV></BLOCKQUOTE></BODY></HTML>