Desktop receptacle (2-4)
I believe the answer is:
in-tray
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">desktop receptacle</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for in-tray that I've seen before include "Shallow container for letters etc" , "Office desk receptacle for new post" , "Place for matters to be dealt with" , "Desk item" , "Desktop receptacle" .)