diff --git a/README.md b/README.md
index 0666eac..2337969 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,9 @@ Most complete [UTF-8 support for bashbot](doc/4_expert.md#Bashbot-UTF-8-Support)
 Bashbot [Documentation](https://github.com/topkecleon/telegram-bot-bash) and [Downloads](https://github.com/topkecleon/telegram-bot-bash/releases) are availible on www.github.com
 
 ## Documentation
+* [Bots: Introduction for developers] (https://core.telegram.org/bots)
+    * [The one to rule them all](https://core.telegram.org/bots#3-how-do-i-create-a-bot)
+    * [Bot commands](https://core.telegram.org/bots#commands)
 * [Install Bashbot](doc/0_install.md)
     * Install release
     * Install from githup
@@ -76,4 +79,4 @@ Bashbot is not more (in)secure as any other Bot written in any other language, w
 
 If you feel that there's something missing or if you found a bug, feel free to submit a pull request!
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116
diff --git a/README.txt b/README.txt
index e720a69..2aae368 100644
--- a/README.txt
+++ b/README.txt
@@ -27,6 +27,10 @@ are availible on www.github.com
 Documentation
 ~~~~~~~~~~~~~
 
+* [Bots: Introduction for developers] (https://core.telegram.org/bots)
+** https://core.telegram.org/bots#3-how-do-i-create-a-bot[The one to
+rule them all]
+** https://core.telegram.org/bots#commands[Bot commands]
 * link:doc/0_install.md[Install Bashbot]
 ** Install release
 ** Install from githup
@@ -123,5 +127,5 @@ That's it!
 If you feel that there's something missing or if you found a bug, feel
 free to submit a pull request!
 
-latexmath:[\[VERSION\]] v0.70-pre1-0-g490c472
+latexmath:[\[VERSION\]] v0.70-pre1-1-gbd4a116
 +++++++++++++++++++++++++++++++++++++++++++++
diff --git a/doc/0_install.md b/doc/0_install.md
index 6719128..5a4b6d6 100644
--- a/doc/0_install.md
+++ b/doc/0_install.md
@@ -12,6 +12,8 @@
 
 Now your Bot is ready to start ...
 
+If you are new to Bot development read [Bots: An introduction for developers](https://core.telegram.org/bots)
+
 ### Install from Github
 
 As an alternative to download the zip files, you can clone the github repository to get the latest improvements/fixes.
@@ -61,5 +63,5 @@ The old format is supported for backward compatibility, but may fail for corner
 
 #### [Next Create Bot](1_firstbot.md)
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116
 
diff --git a/doc/1_firstbot.md b/doc/1_firstbot.md
index 15de8d8..dbc8744 100644
--- a/doc/1_firstbot.md
+++ b/doc/1_firstbot.md
@@ -1,5 +1,10 @@
 #### [Home](../README.md)
 ## Create a Telegram Bot with botfather
+[BotFather is the one bot to rule them all](https://core.telegram.org/bots#3-how-do-i-create-a-bot). It will help you create new bots and change settings for existing ones.
+
+[Commands known by Botfather](https://core.telegram.org/bots#generating-an-authorization-token)
+
+### Creating a new Bot
 
 1. Message @botfather https://telegram.me/botfather with the following
 text: `/newbot`
@@ -62,5 +67,5 @@ group. This step is up to you actually.
 #### [Prev Installation](0_install.md)
 #### [Next Getting started](2_usage.md)
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116
 
diff --git a/doc/2_usage.md b/doc/2_usage.md
index 43f639e..513d2d8 100644
--- a/doc/2_usage.md
+++ b/doc/2_usage.md
@@ -162,9 +162,10 @@ Allowed values: typing for text messages, upload_photo for photos, record_video
 ```bash
 send_action "${CHAT[ID]}" "action"
 ```
+See also [Bashbot function reference](6_reference.md)
 
 #### [Prev Create Bot](1_firstbot.md)
 #### [Next Advanced Usage](3_advanced.md)
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116
 
diff --git a/doc/3_advanced.md b/doc/3_advanced.md
index a3099c0..ecef80a 100644
--- a/doc/3_advanced.md
+++ b/doc/3_advanced.md
@@ -56,6 +56,7 @@ You must use the function ```user_is_allowed``` to check if a user has the capab
 			;;
 	esac
 ```
+See also [Bashbot User Access Control functions](6_functions.md#User_Access_Control)
 
 ### Interactive Chats
 To create interactive chats, write *(or edit the 'exmaples/question.sh' script)* a bash *(or C or python)* script, make it executable 
@@ -166,5 +167,5 @@ answer_inline_query "$iQUERY_ID" "cached_sticker" "identifier for the sticker"
 #### [Prev Getting started](2_usage.md)
 #### [Next Expert Use](4_expert.md)
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116
 
diff --git a/doc/6_reference.md b/doc/6_reference.md
index 94d3576..8b847bb 100644
--- a/doc/6_reference.md
+++ b/doc/6_reference.md
@@ -59,6 +59,8 @@ send_normal_message "${CHAT[ID]}" "<b>bold</b> <i>italic><i> <em>italic>/em> <a
 
 *old call:* forward "${CHAT[ID]}" "$FROMCHAT" "${MESSAGE[ID]}"
 
+See also [Text formating options](https://core.telegram.org/bots/api#formatting-options)
+
 ----
 
 ##### delete_message
@@ -66,6 +68,7 @@ If your Bot is admin of a Chat he can delete every message, if not he can delete
 
 *usage:* delete_message "${CHAT[ID]}" "${MESSAGE[ID]}"
 
+See also [deleteMessage limitations](https://core.telegram.org/bots/api#deletemessage)
 ----
 
 ##### answer_inline_query
@@ -125,6 +128,10 @@ send_keyboard "${CHAT[ID]}" "Enter digit" "[ \\"1\\" , \\"2\\" , \\"3\\" ] , [ \
 ##### remove_keyboard
 *usage:* remove_keybord "$CHAT[ID]" "message"
 
+See also: [Keyboard Markup](https://core.telegram.org/bots/api/#replykeyboardmarkup)
+
+----
+
 ##### send_button
 *usage:*  send_button "chat-id" "message" "text" "URL"
 
@@ -153,6 +160,8 @@ send_inline_keyboard "${CHAT[ID]}" "" '[{"text":"button 1", url"":"url 1"}, {"te
 send_inline_keyboard "${CHAT[ID]}" "" '[{"text":"b 1", url"":"u 1"}, {"text":"b 2", url"":"u 2"}, {"text":"b 2", url"":"u 2"} ]'
 ```
 
+See also [Inline keyboard markup](https://core.telegram.org/bots/api/#inlinekeyboardmarkup)
+
 ----
 
 ### Manage users 
@@ -185,6 +194,8 @@ if _is_admin ; then
 fi
 ```
 
+See also [kicki Chat Member](https://core.telegram.org/bots/api/#kickchatmember)
+
 ----
 
 ### User Access Control
@@ -223,8 +234,10 @@ if _is_admin ; then
 fi
 ```
 
+See also [ChatMember](https://core.telegram.org/bots/api/#chatmember)
+
 ##### user_is_allowed
-Bahsbot supports User Access Control, see [Advanced Usage](4_advanced.ma)
+Bahsbot supports User Access Control, see [Advanced Usage](4_advanced.md)
 
 *usage:* user_is_allowed "${USER[ID]}" "what" "${CHAT[ID]}"
 
@@ -453,6 +466,8 @@ Reads JSON fro STDIN and Outputs found Value to STDOUT
 ##### get_chat_member_status
 *usage:* get_chat_member_status "${CHAT[ID]}" "${USER[ID]}"
 
+this may get an official function ...
+
 ----
 
 ##### process_client
@@ -473,5 +488,5 @@ Send Input from Telegram to waiting Interactive Chat.
 #### [Prev Best Practice](5_practice.md)
 #### [Next Notes for Developers](7_develop.md)
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116
 
diff --git a/doc/7_develop.md b/doc/7_develop.md
index 509bfef..7810d4e 100644
--- a/doc/7_develop.md
+++ b/doc/7_develop.md
@@ -29,9 +29,9 @@ A typical bashbot develop loop looks as follow:
 After some development it may time to create a new version for the users. a new version can be in sub version upgrade, e.g. for fixes and smaller additions or
 a new release version for new features. To mark a new version use ```git tag NEWVERSION``` and run ```dev/version.sh``` to update all version strings.
 
-Usually I start with some pre-x versions and when everything looks good I push out a release candidate (rc) and finally the new version.
+Usually I start with pre versions and when everything looks good I push out a release candidate (rc) and finally the new version.
 ```
- v0.x-dev -> v0.x-pre-x -> v0.x-rc -> v0.x  ... 0.x+1-dev ...
+ v0.x-devx -> v0.x-prex -> v0.x-rc -> v0.x  ... 0.x+1-dev ...
 ```
 
 ### Versioning
@@ -92,5 +92,5 @@ fi
 #### [Prev Function Reference](6_function.md)
 #### [Next Bashbot Environment](8_custom.md)
 
-#### $$VERSION$$ v0.70-pre1-0-g490c472
+#### $$VERSION$$ v0.70-pre1-1-gbd4a116