Back when the Season Three trailer for Arrow landed, it seemed odd that there were references to Oliver and Laurel being in business together -- but now we can see what it might have meant.
Executive producer Marc Guggenheim has released a look at the sign for Sherwood Florist which, in the comics, is Dinah Lance's small business. She and Oliver lived in the apartment upstairs at one point.
Coming to Arrow Season 3... https://t.co/MDJMVZJBk9— Marc Guggenheim (@mguggenheim) September 18, 2014
It would make for a nice cover for their crimefighting operation, as well as providing Oliver with housing and/or employment, which he may be lacking considering that the mansion and Queen Consolidated are both in limbo.