diff --git a/docs/basic/ntd.md b/docs/basic/ntd.md
index 273b9da..d7e1e3e 100644
--- a/docs/basic/ntd.md
+++ b/docs/basic/ntd.md
@@ -10,9 +10,8 @@ were sent and the ones which are waiting te be send.
 There are a number of moments when SCARt starts a NTD:
 
 - after classify and when the hoster of illegal material is local (country)
-- 24 hours after the last NTD in case the illegal content is still online
-- when marked as POLICE in classify (NTD to POLICE contact)
-- when send LEA in POLICE (NTD to LEA contact)
+- after 24 hours when the illegal content is still online
+- when marked as POLICE in classify (ntd to police contact)
 
 After "starting" a NTD, SCARt will group URL's for the same abuse contact until 
 the hour-threshold is reached. 
@@ -32,5 +31,14 @@ NTD.
 
 ## NTD email template 
 
+NTD are send based on a NTD templatw which can be defined as a general template
+in Settings -> NTD template. Which NTD template is used for an abuse contact is
+set in Abusecontact under the NTD tab. On this tab also a specific subject and body text
+can be set.
 
+Important in the text of the body is the tag-string "{{abuselinks}}". This tag will be
+replaced by the connected URLs.
+
+The URLs cvan be included in the body text, the URLs can also be attached in a CSV
+attachment.
 
diff --git a/docs/details/custom_webforms.md b/docs/details/custom_webforms.md
index ab2b837..7429f24 100644
--- a/docs/details/custom_webforms.md
+++ b/docs/details/custom_webforms.md
@@ -123,7 +123,7 @@ An example body text is:
 You can use this in the body part in a general (NTD) template or in a specific one 
 for an abusecontact.
 
-# Reporting 
+## Reporting 
 
 Within the function Report also the “text only” or “no url” reports can be exported. 
 This can simply be done by filtering on CLOSE and UNSET classification. 
diff --git a/docs/details/whitelist.md b/docs/details/whitelist.md
index 1bf33d3..c25f547 100644
--- a/docs/details/whitelist.md
+++ b/docs/details/whitelist.md
@@ -2,3 +2,8 @@
 
 ---
 
+The import of emails is protected by a white list. In this white list only the
+accepted sender email addresses are included.
+
+Specify the exact email address as specified in [section 3.4 of
+RFC 5322](https://datatracker.ietf.org/doc/html/rfc5322#section-3.4).