Log in to your PortableSermons.com account. On the right, under Tasks, click Post New Episode
Browse to and select your file. In Windows, if you allow iTunes to organize your audio files, it is found in My Documents > My Music > iTunes.
Click Submit.
Wait. Depending on your connection to the internet, this could take several minutes. Take a break, run a few laps... whatever.
The next screen will require you to fill in the Title and Date. Speaker name, scripture reference, description, etc... are all optional.
Click Submit when you are finished.
CONGRATULATIONS! You have added a brand new episode to your podcast! Check out your LISTEN page to see your new content. iTunes should list the new podcast episode immediately.