diff --git a/Work/Edgar Munoz interview.md b/Work/Edgar Munoz interview.md
index 967ed4a..12c9de6 100644
--- a/Work/Edgar Munoz interview.md	
+++ b/Work/Edgar Munoz interview.md	
@@ -27,7 +27,7 @@ Questions:
 2. Does each Cell really need to know it's neighbor mine count? Or is that something the board knows about?
 3. Instead of a `(Row, Column)` comment, is there another way we could label the values?
 4. Is there a way to calculate the coordinates of the surrounding cells without statically constructing a list of offset pairs?
-5. 
+5. You iterate through all cells in the board multiple times.  Can you extract that logic to reuse wherever needed instead of copying it?
 
 Nits:
 1. Property, field and variable naming not consistent