diff --git a/docs/DeveloperGuide.adoc b/docs/DeveloperGuide.adoc
index e34ed69a1..8bd06c651 100644
--- a/docs/DeveloperGuide.adoc
+++ b/docs/DeveloperGuide.adoc
@@ -60,6 +60,9 @@ Priorities: High (must have) - `* * \*`, Medium (nice to have) - `* \*`, Low (un
 |`* * *` |user |find a person by name |locate details of persons without having to go through the entire list
 |`* *` |user |hide <<private-contact-detail, private contact details>> by default |minimize chance of someone else seeing them by accident
 |`*` |user with many persons in the address book |sort persons by name |locate a person easily
+|`* *` |user with many persons in the address book | sort persons by timestamp the persons are added | locate a person based on recency
+|`* *` |user |add a new person associated to category(ies) | group people of the same categories
+|`* *` |user with many persons in the address book | group people of the same categories |locate all persons of certain category
 |===========================================================================================================================================
 
 [appendix]