title: Excel - leave blank if reference cell is blank
body: <p>I have a table that uses following formula to calculate +357 to display "NO" or "YES"</p>
  
  <p><code>=IF(AND(TODAY()&lt;M3+357),"NO","YES")</code></p>
  
  <p>My problem is; I want this cell to display nothing when the reference "M3" cell is blank.</p>
  
  <p>Help would be greatly appreciated.</p>