By now you have installed and tested 15 day trial package.
In order to convert you trial package functioning licensed package,
you should:
Create a DOS box from the Start Menu.
With the CD command, change your current directory to the one where your version(s) of
Psort that you want to register are located.
Create a registration file by executing the command: register -makefile >rfile.txt
This will generate a text file called rfile.txt. This is the file
whose path name is requested below.
Fill in and submit this form.
Within 24 hours you should recieve a response that includes
instructions on how to enable the trial package on a permanent
basis.