title: first and last business day date formula in crystal for monthly report
body: <p>Could some one please help me to mention First working day date and Last working Day Date of last month in Crystal Repoerts (8.5), </p>
  
  <p>I need to use last month's <code>first</code> and <code>last</code> business day date for monthly report generation on first working day of the month.</p>
  
  <p>In record selection I would like to give condition on value date, so that records will be only from earlier month.</p>
  
  <p>For example if today is <code>1st jul 2014 (01-07-2014)</code> then i shall get formula in record selection on Value date (say field is Value_Date) as,</p>
  
  <pre><code>first day of earlier month: 02-06-2014
  last day of earlier month:  30-06-2014
  </code></pre>