diff --git a/src/memberdb/admin.py b/src/memberdb/admin.py
index 060ce356b3d0547a6c5fd9c4ac2e3530f81362f9..43e79fedf2123311776a452dbc8bfc4a728c52b6 100644
--- a/src/memberdb/admin.py
+++ b/src/memberdb/admin.py
@@ -122,6 +122,11 @@ class MembershipAdmin(admin.ModelAdmin):
 
 	# called per record, returns HTML to display under the "Actions" column
 	def member_actions(self, ms):
+		"""
+		inline admin change list action buttons
+		see https://medium.com/@hakibenita/how-to-add-custom-action-buttons-to-django-admin-8d266f5b0d41
+		and have a look at .admin.MembershipAdmin
+		"""
 		context = {
 			'ms': ms,
 			'member': ms.member,
@@ -153,4 +158,4 @@ class PendingMembershipAdmin(MembershipAdmin):
 admin.site.register(Member, MemberAdmin)
 admin.site.register(IncAssocMember, IAMemberAdmin)
 admin.site.register(Membership, MembershipAdmin)
-#admin.site.register(ProxyMembership, PendingMembershipAdmin)
\ No newline at end of file
+#admin.site.register(ProxyMembership, PendingMembershipAdmin)