auto create new php file from form submit

Hello, I have a form on my website which will has the following fields, on submit it sends me an email but i would also like it to create a file. Email: Question: Message: When a user submits the form i would like it to create a php file using the question and put it in a specified folder. Example: Question: what are ways of advertising auto create php file in the specified folder. [login to view URL] I would like the php file that is created to have additional info from a template. Template =================== %question% %message% I would also like the question and the message in the php file as you can see above %question% %message% I don't want the script to post the email address to the file. Many thanks