Booker's using Pronestor Booking don't get a "Notification Emails" as expected. Then it can be interesting to see if it's the Pronestor Booking system or is it's a spam filter that courses the problem.
To see if Pronestor Booking send notification mails. It will tell you if Pronestor Booking have send an email through the SMTP server
HOW TO SOLVE
On ther server you can enable mail logging by open the appSettings.config
With Notepad open:
- set the following to true: <add key="EnableMailLogging" value="true" /
If the line is missing then add the line
An easy way to find the Pronestor Booking folder:
Click start -> type "inetmgr" (IIS starts) -> in default web site -> Right click the Pronestor Booking folder and and click explorer. The explorer will now open in the correct folder.