Samsung | Best Ringtone

can anybody tell me how to use a mp3 song as a ring tone for a samsung s401i on o2?

How to make music a ring tone for the Samsung Impression?

Where can i download a ringtone for a samsung verizon phone without text messagin?

How can I make a ring tone for my phone?

How do you change the ring tone for when you get a text on a Samsung Propel?

How do I send a ringtone through email to my Samsung Eternity?

How to set a recording as a ringtone on a samsung glyde?

What’s better Sony Ericsson C902 or Samsung Soul?