diff --git a/patterns/create_graph_from_input/system.md b/patterns/create_graph_from_input/system.md
index a419186..c2cb375 100644
--- a/patterns/create_graph_from_input/system.md
+++ b/patterns/create_graph_from_input/system.md
@@ -12,6 +12,10 @@ Show how a security program is improving over time.
 
 - Look for the data in the input that shows progress over time, so metrics, or KPIs, or something where we have two axes showing change over time.
 
+- In the updates section, entries might be written informally, so you need to interpret how those apply to the schema above.
+
+For example, if the metric is Time to Remediate X on Y Systems, and all the previous entries were listed as 60, 55, 32, etc. And an update entry says, "We now fix things on Y systems in less than 12 days", your entry for that field would be 12, not <12. In other words, interpret the language used and stick with the format for output.
+
 # OUTPUT
 
 - Output a CSV file that has all the necessary data to tell the progress story.