Update README.md

README.md

@@ -9,19 +9,24 @@ git clone https://github.com/K0p1-Git/cloudflare-ddns-updater.git
 ```
 
 ## Usage
-This script is used with crontab. Specify the frequency of running the script.
+This script is used with crontab. Specify the frequency of execution through crontab.
 
 ```bash
-# minute | hour | (day of month) | month | (day of week) | command
-* * * * * cd /{location of repo} && /{location of repo}/cloudflare-template.sh >> /cron.log 2>&1
-0 0 */3 * * echo " " > /cloudflare-autoupdate.log >> /cron.log 2>&1
+# ┌───────────── minute (0 - 59)
+# │ ┌───────────── hour (0 - 23)
+# │ │ ┌───────────── day of the month (1 - 31)
+# │ │ │ ┌───────────── month (1 - 12)
+# │ │ │ │ ┌───────────── day of the week (0 - 6) (Sunday to Saturday 7 is also Sunday on some systems)
+# │ │ │ │ │ ┌───────────── command to issue                               
+# │ │ │ │ │ │
+# │ │ │ │ │ │
+# * * * * * cd /{location of repo} && /{location of repo}/cloudflare-template.sh >> /cron.log 2>&1
+# 0 0 */3 * * echo " " > /cloudflare-autoupdate.log >> /cron.log 2>&1
 ```
 
 ## Contributing
 Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.
 
-Please make sure to update tests as appropriate.
-
 ## Reference
 This script was made with reference from [Keld Norman](https://www.youtube.com/watch?v=vSIBkH7sxos) video.