diff --git a/README.md b/README.md
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+++ b/README.md
@@ -1,2 +1,57 @@
-# backup
+# NAS Backup Script
 
+A Bash script for automated backup to NAS using `rsync` with include/exclude patterns.
+
+## Features
+- ✅ Syncs files/folders to NAS
+- ✅ Supports include/exclude lists
+- ✅ Verifies NAS connection
+- ✅ Preserves directory structure
+- ✅ Detailed logging
+
+## Requirements
+- Linux/Unix system
+- `rsync` on both client and NAS
+- `sshpass` installed (`sudo apt install sshpass`)
+- SSH access to NAS
+
+## Installation
+```bash
+git clone https://gogs.dended.ru/ded/backup
+cd backup
+chmod +x backup.sh
+```
+
+## Configuration
+
+Create config files:
+backup_list.txt (files/folders to backup):
+```
+/home/user/Documents
+/etc/nginx
+~/projects
+```
+exclude_list.txt (patterns to exclude):
+```
+*.tmp
+*.log
+/home/user/Documents/temp/
+```
+
+## Usage
+
+Basic command:
+```bash
+./backup.sh <NAS_IP> <USER> <PASSWORD> <BACKUP_LIST> <EXCLUDE_LIST>
+```
+Example:
+```bash
+./backup.sh 192.168.1.100 admin mypass ~/backup_list.txt ~/exclude.txt
+```
+
+## Scheduling with Cron
+
+Hourly backup with logging:
+```
+0 * * * * /path/to/script.sh 192.168.1.100 admin pass /backup_list.txt /exclude.txt >> /var/log/nas_backup.log 2>&1
+```