added note

Author: stayseesong

src/protocols/tracking-plan/create.md

@@ -40,6 +40,9 @@ The Tracking Plan editor is organized as a spreadsheet to help you  add new even
 | Data Type    | Specify the data type of the property. Data type options include `any, array, object, boolean, integer, number, string`. |
 | Permitted Values | Enter simple regular expressions to validate property values. This works when a property data type is set to `string`. For example, you can add pipe delimited strings to the regex column to generate violations when a property value does not match fall, winter or spring. |
 
+> info ""
+> The Status, Data Type, and Permitted Values columns appear as you add a track call property. 
+
 ### Add a new track call
 To add a new track call:
 1. Click **Add Event** to add a new row.