hich to place footers) for proper operation, hence she
sets one, even if you don&#8217;t.  As stated above, her default
footer margin is 3-picas.
</p>

<p>
If you use
<a href="typesetting.html#b-margin">B_MARGIN</a>
or
<a href="typesetting.html#page">PAGE</a>
to set a bottom margin for your document (prior to
<a href="docprocessing.html#start">START</a>),
and the margin&#8217;s too close to mom&#8217;s default
footer margin (or a footer margin you set yourself with
FOOTER_MARGIN), mom will not print your fo