Update README.md

Author: awais-vteams

README.md

@@ -1,6 +1,6 @@
 # Backup Project/Folder
 
-Backup PHP | Laravel OR any Project with MySQL Database
+Backup PHP | Laravel OR any Project folder with MySQL Database Dump
 
 Change path and databse config in `backup.sh`
 
@@ -12,3 +12,16 @@ DBNAME=project
 ```
 
 It will generate `.tar.gz` file with `dump.sql`
+
+### Usage
+
+```
+$ sh backup.sh
+```
+Or set in crontab
+
+```
+# Every day at midnight
+
+0 0 * * * /bin/sh backup.sh
+```