Another fabulous story in this years round of Secret Snarry Swap 2013:
Title: Going Concern
Summary: Tired of the work they are doing, Harry, Ron, and Hermione take over a small business together, running a magical antiques shop. When his marriage begins to fall apart, Harry turns to an unlikely confidant.
Link:
http://snape-potter.dreamwidth.org/512471.html?view=1027799&posted=1#cmt1027799 This story stays so true to Snape and Harry's characterization. I love it!