Samsung M520 Owner's Manual page 213

Using the [mobilize] links next to specific podcasts. The service
will send a text message to your phone with a convenient link
that enables you to download the podcast.
If this is your selected method of podcast update, select the
"Send a text message" option at the bottom of the Mobile
Registration page.
6.
Click Update to complete synchronization. If you did not enter your
personal information during the initial registration process, you are
taken to the About Yourself page where you'll be asked to update
your personal information.
7.
Click Skip and take me to the podcasts if you do not wish to
update your personal information at this time.
8.
Turn your phone off and then on again, and launch the podcasting
service.
Section 2K: Mobile Podcasting 187