diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1bb23d8..ae29152 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,12 +1,21 @@
-## Contribute
+# Contribute
+## Fork and Build Contribute tools
+First, fork this repository 
+![1414](https://user-images.githubusercontent.com/13212227/98445633-fd479700-215b-11eb-876f-fcc82a010bb6.png)
 
-First, you need to compile `add-tool` and `distribute-readme` using `make` command:
-
-```bash
-> make contribute
+Second, Clone forked repo and compile `add-tool` and `distribute-readme` using `make` command:
+```
+$ git clone https://github.com/{your-id}/WebHackersWeaponse
+$ cd WebHackersWeaponse
 ```
 
-### Usage of add-tool
+```bash
+$ make contribute
+```
+
+## Add new tool
+### First, your tool append `data.json` using `add-tool
+Usage
 ```
 ./add-tool
 Usage of ./add-tool:
@@ -16,8 +25,7 @@ Usage of ./add-tool:
     	any url
 ```
 
-### Three Procedures for the Contribute
-- First, your tool append `data.json` using `add-tool
+E.g
 ```
 $ ./add-tool -url https://github.com/sqlmapproject/sqlmap
 Successfully Opened type.lst
@@ -32,39 +40,42 @@ Scanner
 [+] What is method(e.g XSS, WVS, SSL, ETC..)?
 SQL
 Successfully Opened data.json
-
-```
-- Second, Give me PR or Add issue with data.json<br>
-- Third, There's no third.
-
-### Build contribute tools
-```
-$ go build add-tool.go
-$ go build distribute-readme.go
 ```
 
-### Add common tools
-in `WebHackersWeapons` directory
-```
-$ ./add-tool -url https://github.com/hahwul/s3reverse
-```
-### Add Burp Suite or ZAP Extensions
-in `WebHackersWeapons/Burp and ZAP Extensions` directory
-```
-$ ../add-tool -url https://github.com/nccgroup/BurpSuiteLoggerPlusPlus
-```
+And if you want to add an install / update script for whw-tools, please open data.json and fill out the additional parts.
+![1416](https://user-images.githubusercontent.com/13212227/98445636-0173b480-215c-11eb-8390-5dca78e0f79b.png)
+
+### Second, Give me PR or Add issue with data.json<br>
+![1415](https://user-images.githubusercontent.com/13212227/98445635-00db1e00-215c-11eb-8a59-d7d21dd98db0.png)
+
+### Third, There's no third.
 
 ### Asciinema video
 [![asciicast](https://asciinema.org/a/318456.svg)](https://asciinema.org/a/318456)
 
-## Distribute (for me)
+## Add Other type tools 
+(`Burp Suite or ZAP Extensions`, `Bookmarklets`, `Browser Extensions`)
+
+### First, add-tool in 
+```
+$ cd {Other directory}
+```
+e.g : `./WebHackersWeapons/Burp and ZAP Extensions`, `./Bookmarklets`, `./Browser Extensions`
+
+```
+$ ../add-tool -url https://github.com/nccgroup/BurpSuiteLoggerPlusPlus
+```
+
+### Second, PR data.json
+
+## Distruibute (only for me)
 ### Distribute to common tools
 ```
 $ ./distribute-readme
 => show new README file
 ```
 
-### Distribute to Burp Suite or ZAP Extensions
+### Distribute to Another directory
 ```
 $ ../distribute-readme
 => show new README file in Burp Suite or ZAP Extensions