typo + example config

Readme.md

@@ -13,7 +13,7 @@ But you can also empower your user, and warn them if their backups are tool old
 
 You need a working local mail forwarder. ie you should be able to successfully use the "mail" command.
 
-It won't do if your wargings goes to the spam folder.
+It won't do if your warnings goes to the spam folder.
 
 ## Installation
 
@@ -26,6 +26,16 @@ For each client you want to check with this script, insert into client conf file
   * warn=X # X is the max age (in days) of latest backup
   * email=Y # is the email of the person to warn
 
+example:
+```inifile
+password=NopeNopeNopeNope!
+directory=/srv/backups/Constans
+keep=15
+keep=4
+warn=7
+mail=thomas@opendoor.fr
+```
+
 ## Customization
 
 The email will be sent as the account used for the cronjob (it does not need to be root)