diff --git a/.env.example b/.env.example
index 4493bf0..0636a12 100644
--- a/.env.example
+++ b/.env.example
@@ -14,7 +14,5 @@ export CLOUDFLARE_RULE_PROXIABLE=1
 export CLOUDFLARE_RULE_AUTO_ADDED=0
 export CLOUDFLARE_RULE_MANAGED_BY_APPS=0
 export CLOUDFLARE_RULE_MANAGED_BY_ARGO_TUNNEL=0
-export CLOUDFLARE_RULE_MANAGED_BY_APPS=0
-export CLOUDFLARE_RULE_MANAGED_BY_APPS=0
 
 export SUPERALERT_BEARER_TOKEN="XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
\ No newline at end of file
diff --git a/README.MD b/README.MD
new file mode 100644
index 0000000..b4bbe6e
--- /dev/null
+++ b/README.MD
@@ -0,0 +1,78 @@
+
+# OnIP
+
+This is a **simple** c program to syncronize (at cloudflare) and notify yourself IP address changes.
+
+## Requirements
+
+* Cloudflare API token: to syncronize the IP.
+* SuperAlert token: to get your self notified via phone.
+
+### SuperAlert
+You can download the app to get the token:
+* [Appstore](https://apps.apple.com/es/app/superalert/id1576722040)
+* [Playstore](https://play.google.com/store/apps/details?id=me.nullx.alerter)
+## Environment Variables
+
+To run this project, you will need to add the following environment variables to your .env file
+
+```sh
+export FULL_FILE_NAME=data/ipstored
+export DIRECTORY=data
+export FILE_NAME=ipstored
+export CLOUDFLARE_ZONE_ID=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+export CLOUDFLARE_DNS_RECORD_ID=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+export CLOUDFLARE_BEARER_TOKEN=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+export CLOUDFLARE_RECORD_TYPE=A
+export CLOUDFLARE_RECORD_NAME=xxx.xxxxx.com
+export CLOUDFLARE_ZONE_NAME=xxxxx.com
+export CLOUDFLARE_RULE_PROXIED=1
+export CLOUDFLARE_RULE_TTL=1
+export CLOUDFLARE_RULE_LOCKED=1
+export CLOUDFLARE_RULE_PROXIABLE=1
+export CLOUDFLARE_RULE_AUTO_ADDED=0
+export CLOUDFLARE_RULE_MANAGED_BY_APPS=0
+export CLOUDFLARE_RULE_MANAGED_BY_ARGO_TUNNEL=0
+
+export SUPERALERT_BEARER_TOKEN="XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
+```
+
+  
+## Installation
+
+### Clone
+```bash
+git clone <repo_uri>
+cd <repo_uri>
+  ```
+### Build
+
+```bash
+make init
+make build
+```
+
+## Usage
+
+```bash
+❯ ./build/onip      
+14:28:35 INFO  src/main.c:11: ======= STARTING =======
+14:28:35 INFO  src/lib/environment.c:25: Loading environment variables
+14:28:35 DEBUG src/lib/environment.c:31: Found 11 environment variables
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var FULL_FILE_NAME
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var DIRECTORY
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var FILE_NAME
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_ZONE_ID
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_DNS_RECORD_ID
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_BEARER_TOKEN
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_RECORD_TYPE
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_RECORD_NAME
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_ZONE_NAME
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var CLOUDFLARE_RULE_PROXIABLE
+14:28:35 DEBUG src/lib/environment.c:40: Trying to load environment var SUPERALERT_BEARER_TOKEN
+14:28:35 DEBUG src/lib/environment.c:109: Loaded 11 environment variables
+14:28:35 DEBUG src/main.c:14: FULL_FILE_NAME: data/ipstored
+14:28:35 DEBUG src/main.c:23: Last IP (saved): 81.44.87.111
+```
+
+  
\ No newline at end of file