diff --git a/bashbot.sh b/bashbot.sh
index f40f96a..c43b5bd 100755
--- a/bashbot.sh
+++ b/bashbot.sh
@@ -11,7 +11,7 @@
 # This file is public domain in the USA and all free countries.
 # Elsewhere, consider it to be WTFPLv2. (wtfpl.net/txt/copying)
 #
-#### $$VERSION$$ v0.98-pre2-13-g0e6712a
+#### $$VERSION$$ v0.98-pre2-16-gd24ef50
 #
 # Exit Codes:
 # - 0 success (hopefully)
@@ -847,7 +847,8 @@ process_message() {
 		NEWMEMBER[LAST_NAME]="$(JsonDecode "${UPD["result",${num},"message","new_chat_member","last_name"]}")"
 		NEWMEMBER[USERNAME]="$(JsonDecode "${UPD["result",${num},"message","new_chat_member","username"]}")"
 		NEWMEMBER[ISBOT]="${UPD["result",${num},"message","new_chat_member","is_bot"]}"
-		[ -z "${MESSAGE[0]}" ] && MESSAGE[0]="/new_chat_member ${NEWMEMBER[USERNAME]:=${NEWMEMBER[FIRST_NAME]} ${NEWMEMBER[LAST_NAME]}}"
+		[ -z "${MESSAGE[0]}" ] &&\
+		MESSAGE[0]="/_new_chat_member ${NEWMEMBER[ID]} ${NEWMEMBER[USERNAME]:=${NEWMEMBER[FIRST_NAME]} ${NEWMEMBER[LAST_NAME]}}"
 	fi
 	if grep -qs -e '\["result",'"${num}"',"message","left_chat_member' <<<"${UPDATE}"; then
 		SERVICE[LEFTMEMBER]="${UPD["result",${num},"message","left_chat_member","id"]}"
@@ -856,15 +857,19 @@ process_message() {
 		LEFTMEMBER[LAST_NAME]="$(JsonDecode "${UPD["result",${num},"message","left_chat_member","last_name"]}")"
 		LEFTMEBER[USERNAME]="$(JsonDecode "${UPD["result",${num},"message","left_chat_member","username"]}")"
 		LEFTMEMBER[ISBOT]="${UPD["result",${num},"message","left_chat_member","is_bot"]}"
-		[ -z "${MESSAGE[0]}" ] && MESSAGE[0]="/left_chat_member ${LEFTMEMBER[USERNAME]:=${LEFTMEMBER[FIRST_NAME]} ${LEFTMEMBER[LAST_NAME]}}"
+		[ -z "${MESSAGE[0]}" ] &&\
+		MESSAGE[0]="/_left_chat_member ${NEWMEMBER[ID]} ${LEFTMEMBER[USERNAME]:=${LEFTMEMBER[FIRST_NAME]} ${LEFTMEMBER[LAST_NAME]}}"
 	fi
 	if grep -qs -e '\["result",'"${num}"',"message","\(new_chat_[tp]\)\|\(pinned_message\)' <<<"${UPDATE}"; then
 		SERVICE[NEWTITLE]="$(JsonDecode "${UPD["result",${num},"message","new_chat_title"]}")"
-		[ -z "${MESSAGE[0]}" ] && [ -n "${SERVICE[NEWTITLE]}" ] && MESSAGE[0]="/new_chat_title ${SERVICE[NEWTITLE]}"
+		[ -z "${MESSAGE[0]}" ] && [ -n "${SERVICE[NEWTITLE]}" ] &&\
+			MESSAGE[0]="/_new_chat_title ${USER[ID]} ${SERVICE[NEWTITLE]}"
 		SERVICE[NEWPHOTO]="$(get_file "${UPD["result",${num},"message","new_chat_photo",0,"file_id"]}")"
-		[ -z "${MESSAGE[0]}" ] && [ -n "${SERVICE[NEWPHOTO]}" ] && MESSAGE[0]="/new_chat_photo ${SERVICE[NEWPHOTO]}"
+		[ -z "${MESSAGE[0]}" ] && [ -n "${SERVICE[NEWPHOTO]}" ] &&\
+			 MESSAGE[0]="/_new_chat_photo ${USER[ID]} ${SERVICE[NEWPHOTO]}"
 		SERVICE[PINNED]="$(JsonDecode "${UPD["result",${num},"message","pinned_message"]}")"
-		[ -z "${MESSAGE[0]}" ] && [ -n "${SERVICE[PINNED]}" ] && MESSAGE[0]="/new_pinned_message ${SERVICE[PINNED]}"
+		[ -z "${MESSAGE[0]}" ] && [ -n "${SERVICE[PINNED]}" ] &&i\
+			MESSAGE[0]="/_new_pinned_message ${USER[ID]} ${SERVICE[PINNED]}"
 	fi
 	# set SSERVICE to yes if a service message was received
 	[[ "${SERVICE[*]}" =~  ^[[:blank:]]*$ ]] || SERVICE[0]="yes"
diff --git a/doc/2_usage.md b/doc/2_usage.md
index a9c8fdc..9783a59 100644
--- a/doc/2_usage.md
+++ b/doc/2_usage.md
@@ -164,30 +164,30 @@ Service Messages are regular messages not itended for end users, instead they si
 client, e.g. new users.
 
 If a service message is received bashbot sets MESSAGE to the service message type as a command,
-e.g. if a new user joins a chat MESSAGE is set to "/new_chat_user". 
+e.g. if a new user joins a chat MESSAGE is set to "/_new_chat_user". 
 
 * ```$SERVICE```: This array contains info about received service messages.
     * ```${SERVICE}```: "yes" if service message is received
     * ```${SERVICE[NEWMEMBER]```: New user's id
-        * ```${MESSAGE}```: /new_chat_member
+        * ```${MESSAGE}```: /_new_chat_member ID NAME
         * ```${NEWMEMBER[ID]```: New user's id
         * ```${NEWMEMBER[FIRST_NAME]```: New user's first name
         * ```${NEWMEMBER[LAST_NAME]```: New user's last name
         * ```${NEWMEMBER[USERNAME]```: New user's username
         * ```${NEWMEMBER[ISBOT]```: New user is a bot
     * ```${SERVICE[LEFTMEMBER]```: Id of user left 
-        * ```${MESSAGE}```: /left_chat_member
+        * ```${MESSAGE}```: /_left_chat_member ID NAME
         * ```${LEFTMEMBER[ID]```: Left user's id
         * ```${LEFTMEMBER[FIRST_NAME]```: Left user's first name
         * ```${LEFTMEMBER[LAST_NAME]```: Left user's last name
         * ```${LEFTMEMBER[USERNAME]```: Left user's username
         * ```${LEFTMEMBER[ISBOT]```: Left user is a bot
     * ```${SERVICE[NEWTITLE]```: Text of new title 
-        * ```${MESSAGE}```: /new_chat_title
+        * ```${MESSAGE}```: /_new_chat_title SENDER TEXT
     * ```${SERVICE[NEWPHOTO]```: New Chat Picture URL
-        * ```${MESSAGE}```: /new_chat_picture
+        * ```${MESSAGE}```: /_new_chat_picture SENDER URL
     * ```${SERVICE[PINNED]```: Pinned Message structure
-        * ```${MESSAGE}```: /new_pinned_message
+        * ```${MESSAGE}```: /_new_pinned_message SENDER ID
 
 
 
@@ -281,5 +281,5 @@ send_action "${CHAT[ID]}" "action"
 #### [Prev Create Bot](1_firstbot.md)
 #### [Next Advanced Usage](3_advanced.md)
 
-#### $$VERSION$$ v0.98-pre2-0-ga597303
+#### $$VERSION$$ v0.98-pre2-16-gd24ef50